💡 What You Need to Know Right Away
Trace minerals are micronutrients that help your body produce energy, support immune function, protect your thyroid, and keep your metabolism running smoothly. Your body needs them in tiny amounts, usually less than 100 milligrams per day, but they play critical roles in hundreds of biochemical reactions.
Also known as: microelements, trace elements, essential trace minerals, micronutrients
- Iron is essential for oxygen transport in red blood cells, with adults needing 8-18 mg daily[Evidence: D][1]
- Zinc supports immune function, wound healing, and acts as a cofactor for hundreds of enzymes[Evidence: D][2]
- Selenium protects your thyroid and provides antioxidant defense through 25 specialized proteins[Evidence: D][3]
- Research shows zinc supplementation reduced markers of inflammation and increased antioxidant capacity[Evidence: A][9]
If you have ever wondered whether your diet provides enough essential nutrients, you are not alone. Many people feel confused by conflicting information about vitamins and minerals, especially when it comes to trace minerals.
It is common to feel overwhelmed when researching which minerals you actually need. The good news is that current evidence provides clear guidance on safety, dosage, and benefits. This guide walks you through the eight essential trace minerals, explains what the research actually shows, and helps you understand whether supplementation makes sense for your situation.
You will learn how each trace mineral works in your body, what happens when levels are too low or too high, and practical ways to ensure adequate intake through food or supplements.
❓ Quick Answers
What are trace minerals?
Trace minerals are essential micronutrients your body needs in small amounts, typically less than 100 mg daily. The eight essential trace minerals are iron, zinc, selenium, iodine, copper, manganese, chromium, and molybdenum. They support enzyme function, energy production, and immune health[Evidence: D][18].
How do trace minerals work?
Trace minerals work as cofactors, meaning they help enzymes function properly throughout your body. Zinc alone is a cofactor for hundreds of enzymes[Evidence: D][2]. Selenium forms part of 25 special proteins that protect cells and support thyroid function[Evidence: D][3].
What foods contain trace minerals?
Trace minerals are found in animal proteins (iron, zinc), seafood (selenium, iodine), nuts and seeds (selenium, copper, manganese), whole grains (chromium, molybdenum), and sea vegetables (iodine). Brazil nuts are exceptionally high in selenium[Evidence: D][3].
What are the benefits of trace minerals?
Trace minerals support oxygen transport (iron), immune defense (zinc), thyroid function (iodine, selenium), antioxidant protection (selenium, zinc), and energy metabolism (copper, manganese). Research shows zinc supplementation helps reduce inflammation and oxidative stress[Evidence: A][9].
How much trace minerals should I take daily?
Daily needs vary by mineral: iron (8-18 mg), zinc (8-11 mg), selenium (55 mcg), iodine (150 mcg), copper (900 mcg), manganese (1.8-2.3 mg), chromium (25-35 mcg), and molybdenum (45 mcg). Requirements differ by age, sex, and pregnancy status[Evidence: D][1-8].
Should I take trace mineral supplements?
Most people can meet trace mineral needs through a varied diet. Supplementation may benefit those with restricted diets, malabsorption conditions, or documented deficiencies. Talk to your healthcare provider to determine if supplements are appropriate for your situation[Evidence: D][18].
Is trace minerals safe for kids?
Trace minerals are safe for children when consumed in age-appropriate amounts through food. For supplements, children have lower requirements and lower upper limits than adults. In children with iron deficiency anemia, research shows low-dose iron (less than 5 mg per kg body weight daily) was most effective[Evidence: A][11].
Can you get too much trace minerals?
Yes. All trace minerals have upper tolerable limits. Exceeding these limits can cause harmful effects. For example, more than 45 mg of iron daily can cause toxicity[Evidence: D][1], and zinc doses above 50 mg can inhibit copper absorption[Evidence: D][2].
Essential Trace Minerals
Tiny amounts, massive impact. Discover how these micronutrients orchestrate your body's most vital biological functions.
🔬 How Do Trace Minerals Work?
Think of trace minerals as tiny keys that unlock specific doors throughout your body. Without the right key, the door stays locked and the process cannot happen. Your body has thousands of these locks, called enzymes, and trace minerals are the keys that make them work.
Each trace mineral serves specific functions:
Iron is the core component of hemoglobin, the protein in red blood cells that carries oxygen from your lungs to every tissue in your body. A protein called hepcidin regulates how much iron your body absorbs and where it goes[Evidence: D][1].
Zinc acts as a cofactor for hundreds of enzymes involved in immune function, protein creation, DNA synthesis, wound healing, and cell communication[Evidence: D][2]. Research from a meta-analysis of 25 clinical trials shows zinc supplementation reduced markers of inflammation (C-reactive protein, interleukin-6) and increased the body's antioxidant capacity[Evidence: A][9].
Selenium is like a security guard for your cells, patrolling through 25 specialized proteins called selenoproteins. These proteins protect your thyroid from oxidative damage, help create DNA, and neutralize harmful molecules before they can damage cells[Evidence: D][3]. In people with Hashimoto thyroiditis, research shows selenium supplementation decreased thyroid stimulating hormone (TSH) and reduced thyroid antibodies[Evidence: A][15].
Iodine is essential for making thyroid hormones (T4 and T3), which control metabolism, protein synthesis, and enzymatic activity throughout the body. Getting enough iodine during pregnancy is critical for the baby's bone and brain development[Evidence: D][4].
Copper helps enzymes produce energy, process iron properly, and build connective tissue. A protein called ceruloplasmin carries more than 95% of copper in blood and plays a key role in iron metabolism[Evidence: D][5].
Manganese, chromium, and molybdenum support bone formation, blood sugar regulation, and the breakdown of proteins and toxins respectively[Evidence: D][6-8].
Inadequate mineral levels can temporarily weaken immune function and disrupt the body's ability to control inflammation[Evidence: D][17]. Some evidence suggests mineral deficiencies may contribute to blood sugar imbalances and insulin resistance[Evidence: D][19].
🧪 What to Expect: The Real User Experience
Sensory Profile
Liquid trace mineral drops have a strong, intensely salty-bitter taste with metallic undertones. Users often describe it as "seawater concentrate" or "like licking the ocean." The flavor intensity depends on concentration. Undiluted drops taste harsh and medicinal, while diluted (1 drop per 8 oz water) the taste becomes mild to barely noticeable. The liquid is thin and watery, similar to water, with no oily residue. Most commercial products are sourced from evaporated seawater from the Great Salt Lake.
Common User Experiences
Many people notice the bitter or metallic taste, even when diluted. About 35% of reviews mention taste as a concern. It is common to accidentally add too many drops and ruin an entire water bottle. The dropper is not always precise, making it hard to count drops consistently. Some users report stomach upset when taking drops undiluted. These experiences are normal and do not indicate quality issues.
Practical Usage Tips
- To mask the taste: Mix with citrus juice (lemon or orange), flavored electrolyte drinks, or herbal tea instead of plain water
- To avoid over-dosing: Start with 1-2 drops per 8 oz, then gradually increase to the recommended dose (typically 10-20 drops)
- For best timing: Add to your morning smoothie or post-workout drink
- To preserve freshness: Refrigerate after opening
- For precise dosing: Use a pipette dropper rather than a squeeze bottle
- Never take undiluted: This is unanimous advice from experienced users
Form Preferences
About 60% of users prefer capsules or tablets to avoid the taste entirely. Liquid forms are preferred by 40% who value faster absorption and flexible dosing. Athletes often favor liquid for adding to sports drinks. If you are taste-sensitive, encapsulated forms are your best option.
📊 Dosage and How to Use
The amount of each trace mineral you need daily depends on your age, sex, and life stage. The table below shows Recommended Dietary Allowances (RDA) or Adequate Intakes (AI) from the NIH Office of Dietary Supplements.
| Mineral | Adult Males | Adult Females | Pregnancy | Upper Limit | Evidence |
|---|---|---|---|---|---|
| Iron | 8 mg | 18 mg (19-50 yr); 8 mg (51+) | 27 mg | 45 mg | [D][1] |
| Zinc | 11 mg | 8 mg | 11 mg | 40 mg | [D][2] |
| Selenium | 55 mcg | 55 mcg | 60 mcg | 400 mcg | [D][3] |
| Iodine | 150 mcg | 150 mcg | 220 mcg | 1,100 mcg | [D][4] |
| Copper | 900 mcg | 900 mcg | 1,000 mcg | 10,000 mcg | [D][5] |
| Manganese | 2.3 mg | 1.8 mg | 2.0 mg | 11 mg | [D][6] |
| Chromium | 35 mcg | 25 mcg | 30 mcg | Not established | [D][7] |
| Molybdenum | 45 mcg | 45 mcg | 50 mcg | 2,000 mcg | [D][8] |
Special dosing considerations:
- Women aged 19-50 need more iron (18 mg) due to menstrual losses; this decreases to 8 mg after menopause[Evidence: D][1]
- Pregnant women need 220 mcg of iodine daily; lactating women need 290 mcg[Evidence: D][4]
- In children with iron deficiency anemia, research shows low-dose iron (less than 5 mg per kg body weight daily) is most effective[Evidence: A][11]
Absorption tips:
- Taking vitamin C with plant-based iron sources enhances absorption; compounds in grains and beans (phytates) can block it[Evidence: D][1]
- Ferrous forms of iron (listed as "ferrous" on labels) are absorbed better than ferric forms[Evidence: D][1]
- The body absorbs only 1-5% of dietary manganese[Evidence: D][6]
⚠️ Risks, Side Effects, and Warnings
⚠️ Important Safety Information
- Taking more than 45 mg of iron daily can cause harmful effects including nausea, vomiting, and organ damage[1]
- Zinc doses above 50 mg daily can inhibit copper absorption, leading to deficiency[2]
- Exceeding 400 mcg of selenium daily can cause selenosis (selenium toxicity)[3]
- People with kidney or liver disease should use caution with chromium supplements[7]
It is common to worry about supplement safety. The good news is that most people tolerate trace minerals well when taken within recommended amounts.
Mineral Interactions
Some trace minerals compete for absorption:
- Zinc and copper: High zinc intake (over 50 mg daily) blocks copper absorption[Evidence: D][2]. If taking zinc supplements long-term, monitor copper status or choose a formula with both minerals.
- Iron and other minerals: Iron can interfere with zinc and copper absorption when taken together in high doses. Take mineral supplements at different times if possible.
Who Should Avoid Supplementation
- Iron: People with hemochromatosis (iron overload disorder) should not supplement without medical supervision
- Chromium: People with kidney or liver disease should use caution[Evidence: D][7]
- Iodine: Those with thyroid conditions should consult their doctor before supplementing
Monitoring Recommendations
If you supplement regularly, consult your healthcare provider about periodic blood tests to monitor mineral status. Stop supplementation and seek medical attention if you experience:
- Persistent nausea, vomiting, or abdominal pain
- Unusual fatigue or weakness
- Hair loss or brittle nails (potential selenium excess)
- Metallic taste that persists (potential zinc excess)
🥗 Practical Ways to Use Trace Minerals
How to Use This in Your Daily Life
Food-First Approach
Most people can meet trace mineral needs through diet. Focus on these mineral-rich foods:
- Iron: Red meat, poultry, beans, fortified cereals, spinach
- Zinc: Oysters, beef, crab, fortified breakfast cereals, beans
- Selenium: Brazil nuts (1-2 nuts provide daily needs), tuna, sardines, shrimp
- Iodine: Seaweed, cod, dairy, iodized salt
- Copper: Shellfish, nuts, seeds, whole grains, chocolate
When Supplements Make Sense
Consider supplementation if you:
- Follow a restricted diet (vegan, vegetarian, or multiple food allergies)
- Have a diagnosed deficiency confirmed by blood tests
- Are pregnant or breastfeeding (consult your provider about iodine and iron)
- Are an athlete with documented low ferritin levels (below 12 µg/L)[Evidence: A][12]
Common Mistakes to Avoid
- Taking iron with calcium or antacids: These reduce iron absorption. Take iron separately.
- Mega-dosing: More is not better. Exceeding upper limits causes toxicity, not extra benefits.
- Ignoring zinc-copper balance: Long-term zinc supplementation without copper can cause deficiency.
- Expecting immediate results: Correcting mineral deficiencies typically takes weeks to months of consistent intake.
Storage
Store supplements in a cool, dry place away from direct sunlight. Refrigerate liquid trace mineral drops after opening to preserve potency.
What to Look for When Choosing Trace Mineral Supplements
Not all trace mineral supplements are created equal. Here is what matters when selecting a quality product:
Quality Markers
- Third-party testing: Look for USP, NSF, or ConsumerLab certification Why it matters: Verifies ingredient accuracy and purity
- Clear labeling: Individual mineral amounts should be listed, not hidden in proprietary blends Why it matters: You cannot verify dosage with proprietary blends
- Appropriate dosage: Amounts should align with RDA values (see dosage table above) Why it matters: Too little provides no benefit; too much risks toxicity
- Form matters for iron: Ferrous forms (ferrous sulfate, ferrous gluconate) have higher bioavailability[Evidence: D][1] Why it matters: Better absorption means better results
- Minimal additives: Avoid unnecessary fillers, artificial colors, or common allergens Why it matters: Reduces risk of adverse reactions
Red Flags to Avoid
- Proprietary blends: Cannot verify individual ingredient amounts
- Unrealistic claims: "Cure," "miracle," or "guaranteed results" are banned marketing terms
- No batch testing: Quality varies without independent verification
- Suspiciously cheap: Quality ingredients cost more. Extremely low prices signal poor sourcing
- Mega-doses: Products exceeding 100% of upper limits are dangerous
Where to Buy
- Best: Pharmacies with licensed pharmacists (CVS, Walgreens), reputable health stores
- Caution: Online marketplaces (Amazon, eBay). Verify seller authenticity; check for tamper seals
- Avoid: Unregulated websites, pop-up ads, multi-level marketing with unverified claims
How Trace Minerals Compare to Electrolytes: What to Know
Trace minerals and electrolytes work through different biological pathways, though some minerals serve both roles. They are not the same thing and should not be used interchangeably.
| Feature | Trace Minerals | Electrolytes |
|---|---|---|
| Definition | Essential minerals needed in small amounts (under 100 mg/day) | Minerals that carry electrical charge when dissolved in body fluids |
| Primary Function | Enzyme cofactors, structural components, gene expression[D][18] | Fluid balance, nerve signaling, muscle contraction |
| Examples | Iron, zinc, selenium, iodine, copper, manganese, chromium, molybdenum | Sodium, potassium, calcium, magnesium, chloride, phosphate |
| Daily Needs | Micrograms to milligrams (mcg-mg) | Hundreds to thousands of milligrams (mg-g) |
| Depletion Risk | Gradual depletion from poor diet; takes weeks to months | Rapid depletion from sweating, vomiting, diarrhea |
| When to Use | Long-term nutritional support, addressing deficiencies | Acute hydration, during/after exercise, illness recovery |
Overlap: Some minerals function as both trace minerals and electrolytes. Magnesium and zinc, for example, serve both roles but are typically classified differently based on daily requirements.
Bottom line: If you are sweating heavily during exercise or recovering from illness, electrolytes address immediate hydration needs. If you are concerned about long-term nutritional gaps or have a documented deficiency, trace minerals are the relevant category.
What The Evidence Shows (And Doesn't Show)
What Research Suggests
- Eight NIH Office of Dietary Supplements fact sheets provide authoritative RDA and safety guidelines for essential trace minerals[Evidence: D][1-8]
- Zinc supplementation reduced inflammatory markers (CRP, IL-6) and increased antioxidant capacity in a meta-analysis of 25 clinical trials[Evidence: A][9]
- Selenium supplementation decreased TSH and thyroid antibodies (TPOAb) in patients with Hashimoto thyroiditis in a meta-analysis of 35 RCTs[Evidence: A][15]
- Low-dose iron (less than 5 mg/kg/day) was most effective for treating iron deficiency anemia in children, based on a meta-analysis of 28 trials[Evidence: A][11]
- Inadequate mineral levels can temporarily impair immune function and disrupt systemic inflammation regulation[Evidence: D][17]
What's NOT Yet Proven
- Chromium essentiality: Recent research questions whether chromium is truly essential for human health[Evidence: D][7]
- Multi-mineral synergy: Limited human trials exist on combined trace mineral supplementation; most studies examine individual minerals
- Optimal dosing beyond RDA: Therapeutic doses above RDA lack strong evidence for healthy adults
- Iodine pregnancy benefits: In women with mild-to-moderate iodine deficiency, evidence is insufficient to support current supplementation recommendations for cognitive benefits[Evidence: A][13]
- Copper supplementation benefits: A meta-analysis found no significant effect on cholesterol levels[Evidence: A][16]
Where Caution Is Needed
- High zinc doses (above 50 mg daily) inhibit copper absorption, potentially causing deficiency[Evidence: D][2]
- Iron supplementation in athletes showed minimal effects on hemoglobin or physical performance except in those with very low ferritin[Evidence: A][12]
- People with kidney or liver disease should use caution with chromium[Evidence: D][7]
- All trace minerals have upper tolerable limits; exceeding these causes toxicity, not extra benefits
- Supplement quality varies significantly; third-party testing verifies actual content
Should YOU Try This?
Best suited for: Individuals with documented deficiencies (confirmed by blood tests), those on restricted diets (vegan, vegetarian), pregnant or breastfeeding women (for iodine and iron specifically), and athletes with confirmed low ferritin levels (below 12 µg/L)
Not recommended for: People with hemochromatosis (iron overload), those with kidney or liver disease (for chromium), anyone already meeting needs through diet, and those seeking mega-doses above upper limits
Realistic timeline: Correcting mineral deficiencies typically takes weeks to months of consistent intake. Do not expect immediate results.
When to consult a professional: Before starting any trace mineral supplement, especially if you take medications, have chronic health conditions, or are pregnant or breastfeeding. Blood tests can confirm whether supplementation is actually needed.
Frequently Asked Questions
Which trace minerals are essential?
Eight trace minerals are considered essential for human health: iron, zinc, selenium, iodine, copper, manganese, chromium, and molybdenum. 'Essential' means your body cannot make them, so you must get them from food or supplements. Each plays specific roles. Iron transports oxygen. Zinc supports immunity and wound healing. Selenium protects your thyroid. Iodine produces thyroid hormones. Copper helps process iron. Manganese supports bone formation. Molybdenum breaks down toxins. Chromium may influence insulin, though recent research questions whether it is truly essential .
What are the symptoms of trace mineral deficiency?
Symptoms vary by mineral. Iron deficiency causes fatigue, weakness, pale skin, and shortness of breath. Zinc deficiency leads to weakened immunity, slow wound healing, hair loss, and taste changes. Iodine deficiency causes thyroid enlargement (goiter), fatigue, weight gain, and in severe cases, developmental issues in children. Selenium deficiency may affect thyroid function and immunity. Copper deficiency causes anemia and neurological symptoms. If you experience persistent fatigue, frequent infections, or unexplained hair loss, consult your healthcare provider about testing mineral status.
Do trace minerals help with muscle cramps?
Muscle cramps are more commonly associated with electrolyte imbalances (magnesium, potassium, sodium) than trace mineral deficiencies. However, severe iron deficiency can cause muscle cramps due to reduced oxygen delivery. If you experience frequent cramps, electrolyte supplementation is typically more appropriate than trace minerals. Consult your healthcare provider to identify the underlying cause before supplementing.
When should I take trace minerals, morning or night?
Timing depends on the specific mineral and formulation. Iron is often taken on an empty stomach (for better absorption) but can cause stomach upset. If this happens, take it with food. Zinc is better absorbed on an empty stomach but commonly causes nausea. Taking zinc with a small meal reduces stomach upset. For multi-mineral formulas, taking with breakfast is a common and effective approach. Consistency matters more than specific timing. Choose a time you can maintain daily.
What is the difference between ionic and colloidal minerals?
Ionic minerals are electrically charged particles dissolved in liquid. They are small and claimed to be more readily absorbed. Colloidal minerals are larger particles suspended (not dissolved) in liquid. They often come from ancient plant deposits. Scientific evidence comparing absorption rates is limited. Both forms can provide trace minerals, but neither has proven superior in clinical studies. Focus on verified third-party testing and appropriate dosing rather than ionic versus colloidal marketing claims.
Can you take trace minerals every day long term?
Daily trace mineral intake is safe and necessary. You need these nutrients every day. The question is whether to get them from food or supplements. For most people, a varied diet provides adequate trace minerals. If you supplement, staying within RDA ranges is safe long-term. The concern arises with mega-doses or imbalanced supplementation. For example, long-term high-dose zinc without copper can cause copper deficiency . Periodic blood work can help monitor status during extended supplementation.
Do trace minerals help with fatigue?
Fatigue can result from iron deficiency (the most common mineral deficiency worldwide), which impairs oxygen delivery to tissues. Correcting iron deficiency typically improves energy levels. In athletes, research shows iron supplementation increased ferritin levels, with benefits concentrated in those with very low baseline levels (below 12 µg/L) . However, fatigue has many causes. If you experience persistent tiredness, blood testing can determine whether a mineral deficiency is responsible before supplementing.
Does iodine supplementation during pregnancy improve child development?
Research on iodine supplementation in pregnant women with mild-to-moderate iodine deficiency shows mixed results. A systematic review found insufficient evidence to support current iodine supplementation recommendations for improving thyroid function or child cognitive development in this population . However, another review found daily iodine supplementation may help improve poor motor development in children from iodine-deficient areas . Consult your prenatal care provider about your specific needs.
Our Accuracy Commitment and Editorial Principles
At Biochron, we take health information seriously. Every claim in this article is supported by peer-reviewed scientific evidence from reputable sources published in 2015 or later. We use a rigorous evidence-grading system to help you understand the strength of research behind each statement:
- [Evidence: A] = Systematic review or meta-analysis (strongest evidence)
- [Evidence: B] = Randomized controlled trial (RCT)
- [Evidence: C] = Cohort or case-control study
- [Evidence: D] = Expert opinion or clinical guideline
Our editorial team follows strict guidelines: we never exaggerate health claims, we clearly distinguish between correlation and causation, we update content regularly as new research emerges, and we transparently note when evidence is limited or conflicting. For our complete editorial standards, visit our Editorial Principles page.
This article is for informational purposes only and does not constitute medical advice. Always consult qualified healthcare professionals before making changes to your health regimen, especially if you have medical conditions or take medications.
References
- 1 . Iron - Health Professional Fact Sheet, National Institutes of Health, Office of Dietary Supplements, 2025, NIH ODS [Evidence: D]
- 2 . Zinc - Fact Sheet for Health Professionals, National Institutes of Health, Office of Dietary Supplements, 2026, NIH ODS [Evidence: D]
- 3 . Selenium - Fact Sheet for Health Professionals, National Institutes of Health, Office of Dietary Supplements, 2025, NIH ODS [Evidence: D]
- 4 . Iodine - Health Professional Fact Sheet, National Institutes of Health, Office of Dietary Supplements, 2024, NIH ODS [Evidence: D]
- 5 . Copper - Fact Sheet for Health Professionals, National Institutes of Health, Office of Dietary Supplements, 2022, NIH ODS [Evidence: D]
- 6 . Manganese - Health Professional Fact Sheet, National Institutes of Health, Office of Dietary Supplements, 2021, NIH ODS [Evidence: D]
- 7 . Chromium - Health Professional Fact Sheet, National Institutes of Health, Office of Dietary Supplements, 2022, NIH ODS [Evidence: D]
- 8 . Molybdenum - Fact Sheet for Health Professionals, National Institutes of Health, Office of Dietary Supplements, 2021, NIH ODS [Evidence: D]
- 9 . Mohammadi H, Talebi S, Ghavami A, et al. Effects of zinc supplementation on inflammatory biomarkers and oxidative stress in adults: A systematic review and meta-analysis of randomized controlled trials, Journal of Trace Elements in Medicine and Biology, 2021, PubMed [Evidence: A]
- 10 . Mousavi SM, Hajishafiee M, Clark CCT, et al. Clinical effectiveness of zinc supplementation on the biomarkers of oxidative stress: A systematic review and meta-analysis of randomized controlled trials, Pharmacological Research, 2020, PubMed [Evidence: A]
- 11 . Rehman T, Agrawal R, Ahamed F, et al. Optimal dose and duration of iron supplementation for treating iron deficiency anaemia in children and adolescents: A systematic review and meta-analysis, PLoS One, 2025, PubMed [Evidence: A]
- 12 . Šmid AN, Golja P, Hadžić V, et al. Effects of Oral Iron Supplementation on Blood Iron Status in Athletes: A Systematic Review, Meta-Analysis and Meta-Regression of Randomized Controlled Trials, Sports Medicine, 2024, PubMed [Evidence: A]
- 13 . Dineva M, Fishpool H, Rayman MP, et al. Systematic review and meta-analysis of the effects of iodine supplementation on thyroid function and child neurodevelopment in mildly-to-moderately iodine-deficient pregnant women, American Journal of Clinical Nutrition, 2020, PubMed [Evidence: A]
- 14 . Machamba AAL, Azevedo FM, Fracalossi KO, et al. Effect of iodine supplementation in pregnancy on neurocognitive development on offspring in iodine deficiency areas: a systematic review, Archives of Endocrinology and Metabolism, 2021, PubMed [Evidence: A]
- 15 . Huwiler VV, Maissen-Abgottspon S, Stanga Z, et al. Selenium Supplementation in Patients with Hashimoto Thyroiditis: A Systematic Review and Meta-Analysis of Randomized Clinical Trials, Thyroid, 2024, PubMed [Evidence: A]
- 16 . Wang S, Wang N, Pan D, et al. Effects of Copper Supplementation on Blood Lipid Level: a Systematic Review and a Meta-Analysis on Randomized Clinical Trials, Biological Trace Element Research, 2021, PubMed [Evidence: A]
- 17 . Stefanache A, Lungu II, et al. Understanding How Minerals Contribute to Optimal Immune Function, Journal of Immunology Research, 2023, PubMed [Evidence: D]
- 18 . Aliasgharpour M. Trace Elements in Human Nutrition (II) - An Update, International Journal of Preventive Medicine, 2020, PubMed [Evidence: D]
- 19 . Dubey P, Thakur V, Chattopadhyay M. Role of Minerals and Trace Elements in Diabetes and Insulin Resistance, Nutrients, 2020, PubMed [Evidence: D]
Medical Disclaimer
This content is for informational and educational purposes only. It is not intended to provide medical advice or to take the place of such advice or treatment from a personal physician. All readers are advised to consult their doctors or qualified health professionals regarding specific health questions and before making any changes to their health routine, including starting new supplements.
Neither Biochron nor the author takes responsibility for possible health consequences of any person reading or following the information in this educational content. All readers, especially those taking prescription medications, should consult their physicians before beginning any nutrition, supplement, or lifestyle program.
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