Health Guide

Natural Allergy Remedies: Antihistamines, Quercetin & Stinging Nettle

Natural Allergy Remedies: Antihistamines, Quercetin & Stinging Nettle

💡 What You Need to Know Right Away

Natural allergy remedies are non-drug treatments that help reduce histamine response, inflammation, and immune system overreaction caused by allergens like pollen, dust, and pet dander, offering symptom relief without the drowsiness side effects of many medications.

Also known as: Natural antihistamines, botanical allergy treatments, herbal allergy remedies, non-drug allergy treatments

  • Saline nasal irrigation is the most clinically supported natural remedy, providing cheap, safe, and acceptable relief for allergy symptoms[Evidence: A][14]
  • In people with seasonal allergies, quercetin helped reduce eye itching, sneezing, and runny nose after 4 weeks of daily use[Evidence: B][1]
  • Research shows all acupuncture types worked better than fake acupuncture for reducing nasal symptoms[Evidence: A][13]
  • In people with year-round hay fever, Bifidobacterium lactis A6 probiotic helped reduce allergy symptoms and improved quality of life[Evidence: A][10]

If you're tired of dealing with sneezing, itchy eyes, and congestion every allergy season, you're not alone. Millions of people search for alternatives to conventional antihistamines, often because of concerns about drowsiness, dry mouth, or long-term medication use.

It's common to feel overwhelmed when researching natural options for allergies. With so many supplements, herbs, and alternative therapies claiming to help, knowing what actually works can be confusing. The good news is that current research provides clear guidance on which natural remedies have genuine evidence behind them, and which are simply myths.

In this comprehensive guide, you'll learn which natural allergy remedies are supported by clinical research, proper dosages studied in trials, important safety considerations, and how to combine natural approaches with conventional treatment when needed. We'll also address common questions like whether local honey really helps, and whether natural remedies are safe for children.

❓ Quick Answers

What is the best natural antihistamine?

Saline nasal irrigation is the most clinically supported natural remedy for allergies. Research shows it may improve patient-reported disease severity and is a cheap, safe, and acceptable alternative to medications[Evidence: A][14]. For supplements, quercetin and stinging nettle show promise for blocking histamine receptors[Evidence: B][1].

How do probiotics help with allergies?

Probiotics help with allergies by modulating your immune system. Research shows 8 of 9 probiotic types helped reduce at least one allergy symptom[Evidence: A][11]. In people with year-round hay fever, Bifidobacterium lactis A6 reduced total IgE levels and improved quality of life[Evidence: A][10].

Does local honey help with allergies?

No. Despite the widespread belief, research shows neither local honey nor store-bought honey provided allergy relief better than placebo[Evidence: B][17]. The theory that consuming local pollen through honey desensitizes you doesn't hold up because honey contains the wrong type of pollen in insufficient amounts to trigger immune changes.

Is quercetin safe for allergies?

Quercetin showed minimal side effects in adults taking 200 mg daily for 4 weeks in clinical trials[Evidence: B][1]. However, high doses may interfere with blood-thinning therapy through protein binding[Evidence: C][4]. Quercetin Phytosome formulation showed no interaction with warfarin or antiplatelet drugs[Evidence: B][18].

How much vitamin C should I take for allergies?

In people with allergies, IV vitamin C reduced blood histamine levels by about 30%[Evidence: C][8]. Oral vitamin C dosing for allergies has not been established in controlled trials. Many people take 500 to 2000 mg daily, but optimal dosage requires consultation with a healthcare provider.

Can you take quercetin and vitamin C together?

Yes. These supplements are commonly taken together, as vitamin C may enhance quercetin absorption. Research on quercetin for allergies used 200 mg daily[Evidence: B][1]. People with allergies showed greater histamine reduction from vitamin C than those with infections[Evidence: C][8]. Talk to your doctor about appropriate dosing.

Bio-Active Compound

Natural Allergy Remedies

Explore holistic and science-backed natural remedies to manage seasonal allergies and soothe your immune system.

🔬 How Do Natural Allergy Remedies Work?

When you encounter an allergen like pollen, your immune system overreacts. Think of mast cells as tiny security guards stationed throughout your body. When they detect what they mistakenly believe is a threat, they release histamine, which is like sounding a chemical alarm that causes sneezing, itching, and congestion.

Natural allergy remedies work through several different pathways to calm this overreaction:

Mast Cell Stabilization

Quercetin inhibits histamine production and inflammatory chemicals[Evidence: D][16]. In laboratory studies, nettle extract blocks histamine receptors that cause allergy symptoms and acts as a negative agonist at H1 receptors[Evidence: D][3]. Picture these compounds as blocking the mast cell guards from sounding their alarm in the first place.

Enzyme Inhibition

Nettle extract inhibits enzymes involved in inflammation, including COX-1, COX-2, and HPGDS enzymes[Evidence: D][3]. It also blocks mast cell tryptase, which releases allergy chemicals[Evidence: D][3].

Histamine Reduction

Vitamin C appears to reduce circulating histamine levels. In people with allergies, IV vitamin C reduced blood histamine levels by about 30%[Evidence: C][8]. The decline correlated with starting histamine levels, meaning people with higher baseline histamine saw greater reductions[Evidence: C][8].

Immune System Modulation

Probiotics work differently. Rather than blocking histamine directly, they help balance your immune response. Lactobacillus rhamnosus GG increases regulatory immune cells that prevent allergic responses[Evidence: C][9]. Research shows probiotics increased the ratio of Th1 to Th2 immune cells, which helps shift your immune system away from allergic reactions[Evidence: A][12].

Physical Removal

Saline nasal irrigation works through simple physics: flushing allergens out of your nasal passages before they trigger a reaction. No serious side effects reported from saline nasal irrigation[Evidence: A][14].

🧪 What to Expect: The Real User Experience

Research studies tell you whether something works, but they don't tell you what it's actually like to use these remedies day-to-day. Here's what you should expect:

Quercetin (Capsule Form)

Quercetin capsules have a bitter, slightly chalky taste if the capsule opens in your mouth. The capsules themselves have a mild herbal smell. Many people report "burp back" causing bitter taste about 20% of the time in user reviews. The larger capsule size (typically 500mg) can be difficult to swallow for some.

  • To reduce burp-back: Take with meals rather than on an empty stomach
  • For better absorption: Combine with vitamin C supplement
  • If swallowing is difficult: Look for smaller 250mg capsules and take two
  • For improved tolerance: Choose quercetin + bromelain formulas

Stinging Nettle (Capsule or Tea)

Capsules may cause "green burps" if the capsule breaks down in your stomach, reported by about 15% of users. Nettle tea has an earthy, grassy flavor similar to green tea but more vegetal. Some describe the taste as "weedy" or "lawn-like."

  • To improve tea taste: Add honey and lemon; steep for only 3-5 minutes (longer = more bitter)
  • To avoid taste entirely: Use capsules instead of tea
  • For maximum potency: Choose freeze-dried nettle capsules over tea

Saline Nasal Irrigation

The first few times using a neti pot can feel strange, with a sensation of water flowing through your sinuses. Some people experience mild burning if the salt concentration is off. Learning the proper head angle takes practice.

  • To avoid burning: Use pre-mixed packets rather than making your own solution
  • For first-timers: Saline sprays have an easier learning curve than neti pots
  • For safety: Always use distilled or previously boiled water, never tap water

Probiotics

Capsules are generally tasteless if swallowed whole. Some people notice mild bloating or gas when first starting, which typically resolves within 1-2 weeks. Refrigeration is required for many strains.

  • To minimize GI effects: Start with lower CFU counts (5-10 billion) and increase gradually
  • For best survival: Take on empty stomach 30 minutes before meals
  • For travel: Look for shelf-stable strains that don't require refrigeration

📊 Dosage and How to Use

Dosages below are based on amounts used in clinical research. These are general guidelines, not prescriptions. Talk to your healthcare provider for personalized dosing recommendations.

Remedy Dosage Duration Evidence
Quercetin 200 mg daily 4 weeks [B][1]
Stinging Nettle 150 mg tablets (amount varies) 1 month [B][2]
B. lactis A6 Probiotic 50 billion CFU daily 8 weeks [A][10]
Butterbur (Ze 339 PA-free) Per product label As needed [C][7]
Saline Nasal Irrigation 200-240 mL per nostril Daily or as needed [A][14]
Acupuncture Professional sessions Multiple sessions [A][13]

Timing Considerations

For supplements like quercetin and stinging nettle, consider starting 2-4 weeks before peak allergy season for best results. In people with seasonal allergies, quercetin helped reduce symptoms after 4 weeks of daily use[Evidence: B][1].

Saline irrigation provides more immediate relief and can be used daily during allergy season or whenever symptoms flare.

For probiotics, allow 4-8 weeks for immune system effects to develop. In people with year-round hay fever, B. lactis A6 showed benefits at 8 weeks[Evidence: A][10].

⚠️ Risks, Side Effects, and Warnings

Natural does not always mean safe. Some herbal remedies have serious interactions with medications or can cause harm in certain populations. Here's what you need to know.

Butterbur: Critical Safety Information

Herbal products containing pyrrolizidine alkaloids (PAs) can cause hepatic sinusoidal obstruction syndrome[Evidence: D][5]. Long-term use of PA-containing herbs may lead to liver damage and cancer[Evidence: D][5].

PA-free versions of butterbur are required for safety. Properly processed PA-free preparations do not cause liver injury[Evidence: D][6]. Recent liver injury cases suspected from residual PA contamination in some products[Evidence: D][6]. Ze 339 butterbur extract showed excellent tolerability with only 3 mild stomach-related events[Evidence: C][7].

Quercetin Drug Interactions

High doses of quercetin may interfere with blood-thinning therapy through protein binding[Evidence: C][4]. The mechanism involves protein binding displacement rather than enzyme blocking[Evidence: C][4].

Quercetin Phytosome formulation did not change bleeding time with antiplatelet drugs[Evidence: B][18]. It also did not change INR with warfarin or dabigatran[Evidence: B][18]. This suggests formulation type matters for safety.

Probiotics in Pregnancy and Breastfeeding

Research shows probiotics and prebiotics are safe during pregnancy and breastfeeding[Evidence: A][15]. Side effects do not pose serious health concerns to mother or baby[Evidence: A][15]. Most notable effect: increased vaginal discharge with certain Lactobacillus strains, about 3.7 times more likely[Evidence: A][15].

General Side Effects

  • Quercetin: Minimal adverse effects reported at 200 mg daily[Evidence: B][1]
  • Stinging Nettle: No meaningful changes in serum IgE or interleukin levels noted[Evidence: B][2]
  • Saline Irrigation: No serious adverse effects reported[Evidence: A][14]
  • Acupuncture: Safe treatment option[Evidence: A][13]

🥗 Practical Ways to Use Natural Allergy Remedies

How to Use This in Your Daily Life

For Seasonal Allergies (Spring/Fall)

  • Dose: Quercetin 200 mg daily[1]
  • Duration: 4 weeks minimum[1]
  • Timing: Start 2-4 weeks before peak pollen season
  • What to track: Eye itching, sneezing, nasal discharge
  • Expected results: Improved symptom scores in clinical trials[1]

For Year-Round Allergies

  • Dose: B. lactis A6 probiotic 50 billion CFU daily[10]
  • Duration: 8 weeks to see immune modulation effects[10]
  • What to track: Overall symptom frequency, quality of life
  • Expected results: Reduced IgE and IL-13 levels, improved quality of life[10]

For Immediate Relief

  • Method: Saline nasal irrigation with neti pot or squeeze bottle
  • Volume: 200-240 mL per nostril
  • Timing: Morning and/or evening during high pollen days
  • Expected results: Immediate flushing of allergens, reduced congestion[14]

Common Mistakes to Avoid

  • Using non-PA-free butterbur: Causes liver damage. Only use products labeled PA-free[5].
  • Expecting immediate supplement results: Quercetin and probiotics require weeks of consistent use.
  • Using tap water for nasal irrigation: Risk of infection. Use only distilled or previously boiled water.
  • Inconsistent dosing: Studies used daily dosing. Sporadic use may not achieve benefits.
  • Relying on local honey: Research shows it provides no benefit over placebo[17].

Storage Recommendations

  • Quercetin capsules: Store in cool, dry place away from direct sunlight
  • Probiotics: Refrigerate after opening unless labeled shelf-stable
  • Saline packets: Keep dry; do not use if packet is damaged

What to Look for When Choosing Natural Allergy Remedies

Not all supplements are created equal. Here's what matters when selecting quality products:

Quality Markers

  • Third-party testing: Look for USP, NSF, or ConsumerLab certification Why it matters: Verifies ingredient accuracy and purity
  • PA-free certification (Butterbur only): Essential for safety. Ze 339 is the clinically studied PA-free extract[7] Why it matters: Non-PA-free butterbur causes liver damage
  • Dosage match: Quercetin 200 mg[1]; B. lactis 50 billion CFU[10] Why it matters: Research-backed dosages ensure effectiveness
  • Minimal additives: Avoid unnecessary fillers, artificial colors, or allergens Why it matters: Reduces risk of adverse reactions
  • Proper strain identification (Probiotics): Look for specific strains like Bifidobacterium animalis subsp. lactis Why it matters: Effects vary by strain. L. paracasei Lp33 and L. rhamnosus GG did not significantly improve nasal symptom scores specifically[11]

Red Flags to Avoid

  • Proprietary blends: Can't verify ingredient amounts
  • Unrealistic claims: "Cure," "miracle," or "guaranteed results"
  • No PA-free label (butterbur): Serious liver toxicity risk
  • Suspiciously cheap: Quality ingredients cost more. Extremely low prices signal poor sourcing

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 schemes with unverified claims

How Natural Remedies Compare to Antihistamine Medications: What to Know

Natural allergy remedies and antihistamine medications work through similar biological pathways, but they are not medical equivalents. Natural remedies may influence histamine response through various mechanisms, while antihistamines directly block H1 receptors with more predictable, stronger effects.

Feature Natural Remedies OTC Antihistamines
Mechanism Mast cell stabilization, enzyme inhibition, immune modulation[3][16] Direct H1 receptor blockade
Onset of Action Saline: immediate. Supplements: 2-8 weeks 30 minutes to 2 hours
Evidence Level Varies: A (saline, acupuncture, probiotics), B (quercetin, nettle), C-D (mechanism studies) Extensive clinical evidence, FDA-approved
Common Side Effects Minimal at studied doses[1]; butterbur PA toxicity if unprocessed[5] Drowsiness (first-generation), dry mouth
FDA Regulation Not regulated for efficacy; quality varies by manufacturer FDA-approved with standardized dosing
Best For Mild to moderate symptoms; those seeking to reduce medication use; complementary approach Immediate relief; moderate to severe symptoms; predictable response

What The Evidence Shows (And Doesn't Show)

What Research Suggests

  • Saline nasal irrigation is a cheap, safe, and acceptable alternative to allergy medications with no serious adverse effects (based on systematic review of 14 RCTs)[Evidence: A][14]
  • Acupuncture is superior to sham acupuncture for nasal symptoms (based on Bayesian meta-analysis of 39 RCTs, n=3433)[Evidence: A][13]
  • Probiotics helped reduce at least one allergy symptom in 8 of 9 types studied, with modest overall improvements (based on meta-analyses of 13+ RCTs)[Evidence: A][11]
  • Quercetin 200 mg daily improved eye itching, sneezing, nasal discharge, and sleep quality in people with seasonal allergies after 4 weeks (based on RCT, n=66)[Evidence: B][1]
  • Local honey provides no benefit over placebo for allergy symptoms (based on RCT, n=36)[Evidence: B][17]

What's NOT Yet Proven

  • Optimal dosages not established: Studies used varying amounts of stinging nettle; specific dosing remains unclear[2]
  • Pediatric safety and dosing: No post-2015 pediatric RCTs exist for quercetin, stinging nettle, or butterbur
  • Long-term safety beyond study durations: Longest quercetin trial was 4 weeks[1]; longest probiotic was 8 weeks[10]
  • Pregnancy safety for quercetin and stinging nettle: Limited human safety data; only probiotic pregnancy safety confirmed[15]
  • Oral vitamin C efficacy: Clinical data primarily from IV administration[8]

Where Caution Is Needed

  • Butterbur without PA removal causes liver damage including hepatic sinusoidal obstruction syndrome[Evidence: D][5]
  • Quercetin may interact with anticoagulants through protein binding displacement[Evidence: C][4], though Phytosome formulation showed no clinical interaction[Evidence: B][18]
  • Probiotic effects vary significantly by strain: Some strains like L. paracasei Lp33 and L. rhamnosus GG lacked significance for nasal symptoms specifically[Evidence: A][11]
  • Evidence quality for saline irrigation is low with heterogeneous outcomes[Evidence: A][14]

Should YOU Try This?

Best suited for: Adults with mild to moderate seasonal or year-round allergies seeking to complement conventional treatment; those experiencing drowsiness or dry mouth from antihistamines; individuals interested in preventive approaches started before allergy season.

Not recommended for: People with liver disease (butterbur contraindicated); those on blood thinners without medical supervision (quercetin caution); pregnant or breastfeeding women (except probiotics, which are safe[15]); children without pediatric guidance; anyone with severe allergies or asthma without doctor approval.

Realistic timeline: Saline irrigation provides immediate relief. Supplements like quercetin require 4 weeks[1]. Probiotics need 4-8 weeks for immune effects[10]. Acupuncture benefits seen over multiple sessions[13].

When to consult a professional: Before starting if you take prescription medications; if symptoms worsen or don't improve after 4-6 weeks; if you have liver disease, bleeding disorders, or are pregnant; before giving any natural remedies to children.

Frequently Asked Questions

Is stinging nettle as effective as antihistamines?

In people with hay fever, stinging nettle root extract appears to improve nasal symptoms and reduced nasal eosinophil count in clinical trials. However, direct head-to-head comparisons with OTC antihistamines are limited. Laboratory studies show nettle extract blocks histamine receptors, but clinical effectiveness may be more modest than pharmaceutical antihistamines. Consider nettle as a complementary approach rather than a direct replacement.

Are natural allergy remedies safe for kids?

Pediatric safety data for supplements like quercetin, stinging nettle, and butterbur is limited. No post-2015 pediatric clinical trials exist for these natural allergy remedies. Saline nasal irrigation is generally considered safe for children when performed correctly. Honey should never be given to infants under 12 months due to botulism risk. Always consult a pediatrician before giving supplements to children.

What essential oils are safe for allergies?

Clinical evidence for essential oils in allergy treatment is limited. Peppermint, lavender, and eucalyptus oils are commonly used, but their effectiveness for allergies has not been established in rigorous clinical trials. Essential oils can cause allergic contact dermatitis in some people, which is ironic given their intended use. Never apply essential oils undiluted. Diffuse 3-5 drops in 100 mL water. Patch test before topical use. Avoid around infants and pets, as some oils are toxic to cats and dogs.

Does acupuncture work for allergies?

Research shows all acupuncture types worked better than fake acupuncture for reducing nasal symptoms. Moxibustion was most effective for nasal symptom reduction. Manual acupuncture combined with conventional medicine worked best for quality of life. Acupuncture is a safe treatment option for hay fever based on meta-analysis of 39 randomized controlled trials involving over 3,400 participants.

How long does it take for natural remedies to work?

Timeline varies by remedy: Saline nasal irrigation provides immediate relief by physically flushing allergens. Quercetin requires 4 weeks of consistent daily use to show symptom improvement. Probiotics may take 4-8 weeks for immune modulation effects. In people with year-round hay fever, B. lactis A6 showed benefits at 8 weeks. Set realistic expectations and maintain consistent use.

Can natural remedies replace allergy medication?

Natural remedies may help reduce symptoms but are not proven substitutes for prescription or OTC allergy medications. Research shows modest improvements in symptoms with various natural approaches. Ze 339 butterbur extract works effectively as monotherapy in 58.5% of users, but 41.5% combined it with antiallergic drugs. Never stop prescribed medications without consulting your doctor. Consider natural remedies as complementary approaches.

Is butterbur safe for allergies?

Butterbur safety depends entirely on proper processing. Non-PA-free formulations cause liver damage and should never be used. Properly processed PA-free preparations like Ze 339 do not cause liver injury. Ze 339 showed excellent tolerability with only 3 mild GI events. Always verify 'PA-free' on the label. Avoid in pregnancy and liver disease.

Neti pot vs saline spray: which is better?

Both are effective for nasal irrigation. The Cochrane review found saline irrigation may improve patient-reported disease severity without specifying which delivery method is superior. Neti pots deliver higher volume and may be more thorough, but have a steeper learning curve. Saline sprays are more convenient and portable. Choose based on your comfort level and lifestyle. Both require distilled or previously boiled water, never tap water.

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. 1 . Effects of repeated oral intake of a quercetin-containing supplement on allergic reaction: a randomized, placebo-controlled, double-blind parallel-group study, Yamada S et al., European Review for Medical and Pharmacological Sciences, 2022, PubMed [Evidence: B]
  2. 2 . Efficacy of Supportive Therapy of Allergic Rhinitis by Stinging Nettle (Urtica dioica) root extract: a Randomized, Double-Blind, Placebo-Controlled, Clinical Trial, Bakhshaee M et al., Iran J Pharm Res, 2017, PubMed [Evidence: B]
  3. 3 . Nettle extract (Urtica dioica) affects key receptors and enzymes associated with allergic rhinitis, Roschek B Jr et al., Phytother Res, 2009, PubMed [Evidence: D]
  4. 4 . Interaction of quercetin and its metabolites with warfarin: Displacement of warfarin from serum albumin and inhibition of CYP2C9 enzyme, Poór M et al., Biomed Pharmacother, 2017, PubMed [Evidence: C]
  5. 5 . Hepatotoxicity of Pyrrolizidine Alkaloids, Neuman MG et al., J Pharm Pharm Sci, 2015, PubMed [Evidence: D]
  6. 6 . Butterbur (LiverTox Book Chapter), LiverTox: Clinical and Research Information on Drug-Induced Liver Injury, 2019, PubMed [Evidence: D]
  7. 7 . Treatment of Early Allergic and Late Inflammatory Symptoms of Allergic Rhinitis with Petasites hybridus Leaf Extract (Ze 339), Blosa M et al., Pharmaceuticals (Basel), 2021, PubMed [Evidence: C]
  8. 8 . Intravenous infusion of ascorbic acid decreases serum histamine concentrations in patients with allergic and non-allergic diseases, Hagel AF et al., Naunyn Schmiedebergs Arch Pharmacol, 2013, PubMed [Evidence: C]
  9. 9 . Lactobacillus rhamnosus GG induced protective effect on allergic airway inflammation is associated with gut microbiota, Zhang J et al., Cell Immunol, 2018, PubMed [Evidence: C]
  10. 10 . Bifidobacterium animalis subsp. lactis A6 alleviates perennial allergic rhinitis in adults by inhibiting serum total IgE and IL-13, Wang L et al., Clinical and Translational Allergy, 2025, PubMed [Evidence: A]
  11. 11 . Effects of Probiotics on Allergic Rhinitis: A Systematic Review and Meta-Analysis of Randomized Clinical Trials, Farahmandi K et al., American Journal of Rhinology & Allergy, 2022, PubMed [Evidence: A]
  12. 12 . The Efficacy and Safety of Probiotics for Allergic Rhinitis: A Systematic Review and Meta-Analysis, Luo C et al., Frontiers in Immunology, 2022, PubMed [Evidence: A]
  13. 13 . Acupuncture methods for allergic rhinitis: a systematic review and bayesian meta-analysis of randomized controlled trials, Yin Z et al., Chinese Medicine, 2020, PubMed [Evidence: A]
  14. 14 . Saline irrigation for allergic rhinitis (Cochrane Review), Head K et al., Cochrane Database Syst Rev, 2018, PubMed [Evidence: A]
  15. 15 . Are Probiotics and Prebiotics Safe for Use during Pregnancy and Lactation? A Systematic Review and Meta-Analysis, Sheyholislami H, Connor KL, Nutrients, 2021, PubMed [Evidence: A]
  16. 16 . Quercetin with the potential effect on allergic diseases, Jafarinia M et al., Allergy Asthma Clin Immunol, 2020, PubMed [Evidence: D]
  17. 17 . Effect of ingestion of honey on symptoms of rhinoconjunctivitis, Rajan TV et al., Ann Allergy Asthma Immunol, 2002, PubMed [Evidence: B]
  18. 18 . Interaction study between antiplatelet agents, anticoagulants, diabetic therapy and a novel delivery form of quercetin, Riva A et al., Minerva Cardioangiol, 2019, PubMed [Evidence: B]

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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