Allergic Reaction to Ingredient
An immune response to a specific substance (allergen). A supplement is contraindicated if an individual has a known allergy or intolerance to **any of its ingredients**.
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What to avoid (145)
- Adequate Protein Intake Habits Very highClinical
If you have a known allergy to common protein sources like dairy (whey, casein), soy, eggs, or specific nuts, consuming protein from these sources is strictly contraindicated. Always check the ingredient list for potential allergens.
- Alpha-Lipoic Acid Supplements Very highClinical
Do not take Alpha-Lipoic Acid if you have a known allergy or hypersensitivity to any of its ingredients.
- Black Elderberry Supplements Very highClinical
Do not use black elderberry if you have a known allergy to any of its ingredients, as this could trigger a severe allergic reaction.
- Black Seed Oil Supplements Very highClinical
Do not use if you have a known allergy or sensitivity to Black Seed (Nigella Sativa) or any ingredients in the supplement.
- Bromelain Supplements Very highClinical
If you have a known allergy to pineapple or other bromelain-containing fruits, avoid this supplement as it can trigger severe allergic reactions.
- Lutein Supplements Very highClinical
If you have a known allergy to any component of Lutein or its source (e.g., marigold flowers), avoid this supplement to prevent a serious allergic reaction.
- Lymphatic Drainage Massage Practices Very highClinical
If you have a known allergy to any oils, lotions, or other substances used during the massage, discontinue immediately to avoid severe reactions. Inform your therapist of all allergies beforehand.
- Omega-3 Supplements Very highClinical
If you have a known fish allergy, avoid Omega-3 supplements from fish oil sources, as they may trigger an allergic reaction.
- Polygala Tenuifolia Supplements Very highClinical
Do not use if you have a known allergy to Polygala Tenuifolia or any of its ingredients to prevent a severe allergic reaction.
- Shilajit Supplements Very highClinical
Do not take shilajit if you have a known allergy to any of its components or similar mineral-rich substances. Discontinue use immediately if you experience symptoms like rash, itching, swelling, or difficulty breathing.
- Amylase Supplements HighClinical
If you have a known allergy to fungi (like mold or certain mushrooms), avoid fungal amylase as it could trigger an allergic reaction.
- Bacopa Monnieri Supplements HighClinical
Do not use Bacopa Monnieri if you have a known allergy or hypersensitivity to any of its components or plants from the Plantaginaceae family, to which it belongs.
- Chondroitin Sulfate Supplements HighClinical
Do not take if you are allergic to chondroitin sulfate or any of its components, as this could trigger an immune response.
- Glycine Supplements HighClinical
If you have a known allergy to glycine or any of its components, avoid this supplement as it could trigger an allergic reaction.
- Gotu Kola Supplements HighClinical
Do not use Gotu Kola if you have a known allergy to any of its components to avoid severe reactions.
- Herbal Steam Bath Practices HighClinical
Do not use if you have a known allergy to any of the herbs or ingredients used in the steam bath. Allergic reactions can range from skin rashes to severe respiratory distress.
- Lavender Extract Supplements HighClinical
If you have a known allergy to lavender or any of its components, avoid this supplement to prevent adverse reactions.
- Lecithin Supplements HighClinical
If you have a known soy allergy, avoid soy lecithin, as it may trigger allergic reactions such as hives, swelling, or breathing difficulties.
- Naturopathy Practices HighClinical
Any known allergy to a supplement ingredient is a strict contraindication to avoid severe immune reactions.
- Papain Supplements HighClinical
If you have a known allergy to papaya or latex, avoid papain, as it may trigger an allergic reaction.
- Passionflower Supplements HighClinical
Do not use passionflower if you have a known allergy or hypersensitivity to any of its components or plants from the Passifloraceae family.
- Phosphatidylserine (PS) Supplements HighClinical
If you have a known allergy to soy, avoid soy-derived Phosphatidylserine as it may trigger an allergic reaction. Consider the sunflower-based form as an alternative.
- Semax Supplements HighClinical
Do not use Semax if you have a confirmed allergy to any of its components.
- Vitamin B5 Supplements HighClinical
Avoid Vitamin B5 if you have a known allergy or hypersensitivity to any of its ingredients, as this could trigger an adverse reaction.
- Berberine Supplements Very highPeople reports
Do not use if you have a known allergy or hypersensitivity to berberine or any of its components.
- Bilberry Extract Supplements Very highPeople reports
Do not use bilberry extract if you have a known allergy or hypersensitivity to bilberry or any of its components.
- Chamomile Supplements MediumClinical
Avoid chamomile if you have a known allergy to ragweed, marigolds, daisies, or other plants in the Asteraceae family, as it may cause an allergic reaction.
- Cissus Quadrangularis Supplements Very highPeople reports
Avoid if you have a known allergy to Cissus Quadrangularis or any of its components, as it could trigger an allergic reaction.
- Coluracetam Supplements Very highPeople reports
Do not use Coluracetam if you have a known allergy or sensitivity to any of its ingredients. Discontinue use if an allergic reaction occurs.
- Cortexin Supplements MediumClinical
If you have a known allergy or hypersensitivity to any of Cortexin's components, especially proteins of bovine origin, avoid its use as it may trigger an immune response.
- Dandelion Root Supplements MediumClinical
If you are allergic to plants in the daisy family (like ragweed, marigolds, or chrysanthemums), you might also be allergic to dandelion root. Stop use immediately if you experience any allergic symptoms.
- Diosmin Supplements Very highPeople reports
Do not use Diosmin if you have a known allergy or hypersensitivity to Diosmin, Hesperidin, or any other ingredient in the supplement.
- Echinacea Supplements MediumClinical
Echinacea belongs to the daisy family (Asteraceae). If you have a known allergy to plants like ragweed, marigolds, or daisies, you may experience an allergic reaction to Echinacea.
- Fenugreek Extract Supplements MediumClinical
If you have an allergy to legumes like peanuts or chickpeas, avoid fenugreek as it may trigger a similar allergic reaction.
- Feverfew Supplements MediumClinical
Do not use if you are allergic to plants from the daisy family (Asteraceae), such as ragweed, chrysanthemums, or marigolds.
- Guarana Supplements Very highPeople reports
Do not take this supplement if you have a known allergy or hypersensitivity to guarana or any of its components.
- Herbalism / Phytotherapy Practices MediumClinical
Certain herbal remedies contain plant components that can trigger allergic reactions in sensitive individuals, ranging from mild skin rashes to severe anaphylaxis. Always check ingredients and avoid if you have known plant allergies.
- HMB Supplements Very highPeople reports
If you have a known allergy or sensitivity to any ingredient in HMB supplements, such as the active compound itself or excipients, avoid use to prevent an allergic reaction.
- Lycopene Supplements MediumClinical
Avoid Lycopene if you have a known allergy to tomatoes or any other ingredients of the supplement, as this antioxidant is commonly derived from tomato extract.
- N-Acetylcysteine (NAC) Supplements Very highPeople reports
If you have a known allergy or hypersensitivity to N-Acetylcysteine or any of its components, avoid this supplement.
- Nature Walks Habits MediumClinical
If you have severe allergies to environmental triggers like pollen, mold, insect stings, or specific plants, nature walks can provoke serious reactions such as asthma attacks or anaphylaxis. Always carry emergency medication and consider avoiding high-risk periods or areas.
- Propranolol Supplements Very highPeople reports
Do not use Propranolol if you have a known allergy to any of its components or similar medications.
- Pygeum africanum (Bark) Supplements Very highPeople reports
If you have a known allergy to Pygeum africanum or any of its components, avoid using this supplement to prevent an allergic reaction.
- Selenium Supplements Very highPeople reports
If you have a known allergy to selenium or any of its compounds, avoid taking this supplement to prevent adverse reactions.
- Silica Supplements MediumClinical
Avoid if you have a known allergy to any component of this supplement, especially if it contains botanical extracts like horsetail or bamboo, as allergic reactions can occur.
- Spirulina Supplements MediumClinical
If you have a known allergy to spirulina or other algae, avoid this supplement as it may trigger allergic reactions such as hives, swelling, or breathing difficulties.
- Superoxide Dismutase (SOD) Supplements MediumClinical
If you have a known allergy to any ingredient in SOD supplements, such as components derived from its source (e.g., melon or wheat), avoid use to prevent a severe allergic reaction.
- Trypsin Supplements MediumClinical
Avoid if you have a known allergy to trypsin or any similar enzymes, as it may trigger a severe allergic reaction.
- Zinc Supplements MediumClinical
Do not use if you have a known allergy to zinc or any other ingredients in the supplement, as this could trigger an adverse reaction.
- Andrographis Supplements HighPeople reports
Do not use Andrographis if you have a known allergy or hypersensitivity to the Andrographis plant or any of its components.
- Boron Supplements HighPeople reports
If you have a known allergy or sensitivity to boron or any components in this supplement, do not take it.
- Collagen Peptides Supplements HighPeople reports
If you are allergic to chicken, avoid hydrolyzed chicken Type II collagen as it may trigger an allergic response.
- Colloidal Gold and Silver Supplements HighPeople reports
If you have a known allergy to silver, gold, or any component of this supplement, avoid use to prevent adverse reactions.
- Curcumin Supplements HighPeople reports
Do not use if you have a known allergy to curcumin or any ingredients in the supplement, as this could trigger an allergic reaction.
- DMAE Supplements HighPeople reports
Discontinue use immediately if you experience any signs of an allergic reaction to DMAE or its ingredients.
- Dutasteride Supplements HighPeople reports
Do not use if you have a known allergy or hypersensitivity to dutasteride or any of its components.
- L-Theanine Supplements HighPeople reports
Do not use L-Theanine if you have a known allergy or hypersensitivity to this amino acid or any of its components.
- Lithium Supplements HighPeople reports
Do not take this supplement if you have a known allergy or hypersensitivity to lithium or any of its ingredients.
- Omega-9 Supplements HighPeople reports
If you have a known allergy or sensitivity to any component of this Omega-9 supplement, it's best to avoid it to prevent an allergic reaction.
- Oxiracetam Supplements HighPeople reports
If you have a known allergy or hypersensitivity to Oxiracetam or any of its components, you should avoid its use to prevent an immune reaction.
- Pepsin Supplements HighPeople reports
If you have a known allergy to animal products, particularly pork (if porcine-derived), do not use this supplement to prevent an allergic reaction.
- Phosphatidylcholine (PC) Supplements HighPeople reports
If you have a known allergy to soy, eggs, or sunflower, avoid lecithin-based phosphatidylcholine. These are common sources for this supplement and could trigger an allergic reaction.
- Pramiracetam Supplements HighPeople reports
Avoid Pramiracetam if you have a known allergy or hypersensitivity to any of its components or ingredients.
- Quercetin Supplements HighPeople reports
If you have a known allergy to quercetin or any of its ingredients, do not use this supplement to avoid adverse reactions.
- Serrapeptase Supplements HighPeople reports
Do not use if you have a known allergy or hypersensitivity to Serrapeptase or any of its ingredients.
- TB-500 (Thymosin Beta-4 Acetate) Supplements HighPeople reports
Do not use if you have a known allergy or hypersensitivity to any components of this supplement.
- Vitamin C Supplements HighPeople reports
Do not take Vitamin C if you have a known allergy or hypersensitivity to any of its components or inactive ingredients, as this could trigger an adverse reaction.
- Catalase Supplements LowClinical
Avoid taking Catalase if you have a known allergy or hypersensitivity to the enzyme itself or any other ingredients in the supplement, as this could lead to an allergic reaction ranging from skin rashes to more serious breathing difficulties.
- Cerebrolysin Supplements LowClinical
If you have a known allergy to any components of Cerebrolysin, especially those derived from porcine brain, avoid its use as it could trigger an allergic reaction.
- Consume Probiotics Habits LowClinical
Do not consume probiotics if you have a known allergy or intolerance to any of their ingredients, including specific bacterial strains, dairy, soy, or other excipients. Check the product label carefully for allergens.
- Continuous Glucose Monitoring Practices LowClinical
Avoid if you have known allergies to medical adhesives or device components, as this can cause significant skin irritation, redness, or blistering.
- Fibers (prebiotics) Supplements LowClinical
Always check the ingredient list for known allergens. If you have a known allergy or sensitivity to any component of this fiber supplement (e.g., chicory, acacia), avoid its use.
- Human Chorionic Gonadotropin (hCG) Supplements LowClinical
Avoid if you have a known allergy to any ingredient in hCG or its formulation to prevent serious reactions.
- Inosine Supplements LowClinical
As with any supplement, discontinue use if you experience any signs of an allergic reaction to Inosine or its ingredients.
- Knitting / Fiber Arts Practices LowClinical
If you have known allergies to certain fibers like wool or synthetic dyes, contact with these materials during knitting may trigger skin rashes, itching, or respiratory symptoms.
- Lactase Supplements LowClinical
Do not use lactase if you have a known allergy to the enzyme itself or any other ingredient in the supplement.
- Milk Thistle Supplements LowClinical
If you are allergic to plants from the daisy family (like ragweed or chrysanthemums), avoid milk thistle as it may trigger an allergic reaction.
- Modafinil Supplements LowClinical
If you have a known allergy to Modafinil or its ingredients, avoid use due to the risk of severe skin reactions like rash or blistering.
- Moxibustion Practices LowClinical
If you have a known allergy to mugwort or its components, moxibustion is contraindicated due to the risk of allergic reactions such as skin rashes or respiratory issues.
- MSM Supplements LowClinical
If you have a known allergy to MSM or any of its components, you should avoid this supplement. Allergic reactions can include skin rash, itching, or digestive upset.
- Seed Cycling Practices LowClinical
Do not use seed cycling if you have a known allergy to flax, pumpkin, sesame, or sunflower seeds. An allergic reaction could range from mild symptoms like hives or itching to severe, life-threatening anaphylaxis.
- Smart Posture Correctors Practices LowClinical
Do not use if you have a known allergy to any materials in the corrector (e.g., latex, neoprene). An allergic reaction can cause skin irritation or respiratory issues.
- Stress Monitoring (EDA) Practices LowClinical
If you have a known allergy to medical adhesives, latex, or other electrode materials, applying them can cause severe skin irritation, rashes, or blistering. Inform your provider of any known sensitivities.
- Swimming Practices LowClinical
If you have a severe allergic reaction to pool chemicals, especially chlorine, avoid swimming to prevent respiratory or skin reactions.
- Unifiram Supplements LowClinical
Do not take Unifiram if you have a known allergy or hypersensitivity to any of its ingredients.
- Vitamin B1 Supplements LowClinical
Avoid if you have a known allergy to Vitamin B1 or any of its ingredients, as this could trigger an allergic response.
- Zeaxanthin Supplements LowClinical
If you have a known allergy to any of the ingredients in this supplement, such as those derived from marigold flowers or other components, please avoid use to prevent potential adverse reactions.
- Aniracetam Supplements Very highTheoretical
Avoid Aniracetam if you have a known allergy or sensitivity to its active compound or any of its excipients to prevent adverse reactions.
- Artichoke Extract Supplements MediumPeople reports
Do not use if you are allergic to artichoke or any plants from the daisy family (Asteraceae/Compositae), such as ragweed, marigolds, or chrysanthemums, as it may cause an allergic reaction.
- Beta-Sitosterol Supplements MediumPeople reports
If you have a known allergy to common plant sources like soy or pine, be cautious as beta-sitosterol supplements may contain residual proteins from these ingredients, potentially triggering an allergic reaction.
- Chymotrypsin Supplements Very highTheoretical
Do not use if you have a known allergy to chymotrypsin or any of its components, which may include animal-derived ingredients.
- Horse Chestnut Extract Supplements MediumPeople reports
Do not use if you have a known allergy or hypersensitivity to any ingredient in horse chestnut extract. Stop use immediately if allergic symptoms occur.
- Lipase Supplements Very highTheoretical
People with allergies to pork or beef products should avoid pancreatin-derived lipase due to the risk of allergic reactions.
- Ornithine Supplements MediumPeople reports
If you have a known allergy or hypersensitivity to Ornithine or any of its components, avoid using this supplement.
- Pelargonium sidoides Supplements MediumPeople reports
Do not use if you have a known allergy or hypersensitivity to Pelargonium sidoides or any of its ingredients.
- Piracetam Supplements MediumPeople reports
If you have a known allergy to piracetam or any of its ingredients, you must avoid this supplement to prevent severe reactions.
- Protein Supplements Very highTheoretical
If you have a known dairy allergy, avoid whey protein concentrate as it is derived from milk and can trigger severe allergic reactions.
- Rosemary Extract Supplements MediumPeople reports
Avoid if you have a known allergy to rosemary or any of its components, as it may trigger an immune response.
- Threonine Supplements Very highTheoretical
If you have a known allergy or hypersensitivity to Threonine or any of its components, avoid this supplement to prevent allergic reactions.
- Memantine Supplements HighTheoretical
Do not use Memantine if you have a known allergy to this substance or any of its components.
- Amanita Pantherina Supplements LowPeople reports
Avoid if you have a known allergy to mushrooms or any ingredients in this supplement to prevent an adverse immune response.
- American Ginseng Supplements LowPeople reports
Stop use immediately and seek medical attention if you experience any signs of an allergic reaction, such as rash, itching, swelling, severe dizziness, or trouble breathing.
- Anastrozole Supplements LowPeople reports
Do not take anastrozole if you have a known allergy or hypersensitivity to any of its components.
- Arginine Supplements LowPeople reports
If you have a known allergy to Arginine or any of its components, avoid this supplement.
- Ashwagandha Supplements LowPeople reports
Avoid if you have a known allergy to Ashwagandha or any of its components to prevent an immune response.
- Astaxanthin Supplements LowPeople reports
If you have a known allergy or sensitivity to algae (like Haematococcus pluvialis) or any other ingredient in astaxanthin supplements, avoid use to prevent an allergic reaction.
- Benfotiamine Supplements LowPeople reports
Avoid if you have a known allergy or hypersensitivity to Benfotiamine or any of its ingredients, as this could trigger an adverse immune response.
- Blueberry Extract Supplements LowPeople reports
Do not use if you have a known allergy to blueberries or any of the product's components to avoid triggering an allergic reaction.
- Cellulase Supplements LowPeople reports
If you have a known allergy or intolerance to any ingredient in this supplement, it's best to avoid taking it, as allergic reactions can range from mild skin irritations to severe breathing difficulties.
- Chlorella Supplements LowPeople reports
Avoid chlorella if you have a known allergy or hypersensitivity to algae or any of its components, as it could trigger an allergic response.
- Cinnamon Extract Supplements LowPeople reports
Do not use if you have a known allergy to cinnamon or any of its ingredients.
- Citrulline Supplements LowPeople reports
As with any supplement, discontinue use immediately if you experience signs of an allergic reaction, such as rash, itching, swelling, or difficulty breathing.
- Deglycyrrhizinated Licorice (DGL) Supplements LowPeople reports
If you have a known allergy to licorice or any of its components, avoid DGL to prevent adverse reactions.
- Ergothioneine Supplements LowPeople reports
Do not take if you have a known allergy to ergothioneine or any of its components to avoid adverse reactions.
- Fisetin Supplements LowPeople reports
As with any supplement, discontinue use immediately if you experience signs of an allergic reaction, such as rash, itching, or swelling.
- Garlic Supplements LowPeople reports
Avoid garlic supplements if you have a known allergy to garlic or any of its components, as this could trigger an allergic reaction.
- Glutamine Supplements LowPeople reports
Do not take glutamine if you have a known allergy or hypersensitivity to any of its ingredients. Discontinue use if you experience symptoms like rash, itching, or swelling.
- Grape Seed Extract Supplements LowPeople reports
Do not use this supplement if you have a known allergy to grapes or any of its ingredients, as it could trigger an allergic reaction.
- Hesperidin Supplements LowPeople reports
Avoid if you have a known allergy to hesperidin or any of its ingredients, as this could trigger an allergic reaction.
- Hyaluronic acid (HA) Supplements LowPeople reports
Do not use if you have a known allergy or sensitivity to hyaluronic acid or any components of the supplement.
- Jujube Seed Extract Supplements LowPeople reports
If you have a known allergy to jujube or any of its components, avoid this supplement to prevent allergic reactions like rash or swelling.
- L-Carnosine Supplements LowPeople reports
If you have a known allergy or sensitivity to L-Carnosine or any of its ingredients, avoid this supplement.
- Methylene Blue Supplements LowPeople reports
Do not use Methylene Blue if you have a known allergy or hypersensitivity to any of its components.
- Nettle Root Supplements LowPeople reports
Do not use nettle root if you have a known allergy to nettle or any of its components.
- Nicotinamide Mononucleotide (NMN) Supplements LowPeople reports
While rare, an allergic reaction to any ingredient in the NMN supplement is possible. Stop use and seek medical attention if you experience rash, itching, swelling, or difficulty breathing.
- Noopept Supplements LowPeople reports
Avoid Noopept if you have a known allergy or hypersensitivity to any of its components to prevent an allergic reaction.
- Olive Leaf Extract Supplements LowPeople reports
If you have a known allergy to olives or other plants in the Oleaceae family, avoid olive leaf extract as it may trigger an allergic reaction.
- Palmitoylethanolamide (PEA) Supplements LowPeople reports
If you have a known allergy or hypersensitivity to any of the ingredients in this PEA supplement, you should not take it. Allergic reactions can range from mild skin rashes to severe anaphylaxis.
- PRL-8-53 Supplements LowPeople reports
Avoid PRL-8-53 if you have a known allergy or sensitivity to any of its components or similar compounds.
- Rutin Supplements LowPeople reports
Do not use if you have a known allergy to rutin or any of its ingredients.
- Saffron Extract Supplements LowPeople reports
Do not take saffron if you have a known allergy or hypersensitivity to saffron or any of its components.
- Selank Supplements LowPeople reports
Avoid Selank if you have a known allergy or hypersensitivity to any of its components or similar peptides, as it may trigger an allergic reaction.
- Sulbutiamine Supplements LowPeople reports
Discontinue use immediately if you experience any signs of an allergic reaction to Sulbutiamine or its ingredients, such as rash or difficulty breathing.
- Urolithin A Supplements LowPeople reports
If you have a known allergy or sensitivity to any component of Urolithin A or other ingredients in the supplement, avoid use to prevent an allergic reaction.
- Vitamin A Supplements LowPeople reports
Do not use if you have a known allergy or hypersensitivity to beta-carotene or any other components in the supplement.
- Vitex Agnus-Castus Supplements LowPeople reports
Do not take if you have a known allergy to Vitex Agnus-Castus or any of its components.
- Intuitive Painting / Drawing Practices LowClinical
If you have a known allergy or severe sensitivity to paints, solvents, or other art materials, participation may trigger skin rashes, breathing difficulties, or other allergic responses. Avoid materials you are sensitive to.
- Sunscreen Use Habits LowClinical
If you have a known allergy to any ingredient in a sunscreen, such as certain UV filters or preservatives, using that product is contraindicated as it can cause rashes, itching, or swelling. Always check ingredient lists and patch test new sunscreens if you have sensitivities.
- Aromatherapy Practices LowTheoretical
If you have a known allergy or sensitivity to any essential oil, its use is contraindicated. Symptoms can range from skin irritation or rash to more severe allergic responses.
- Bedtime Ritual Practices LowTheoretical
If the bedtime ritual includes any ingestible (e.g., herbal teas, supplements) or topical (e.g., essential oils) ingredients, individuals with known allergies to these components may experience a reaction. Check all ingredients for allergens.
- Eutropoflavin Supplements LowTheoretical
If you have a known allergy or sensitivity to any component of Eutropoflavin, please avoid use to prevent an allergic reaction.
- Oil Pulling Habits LowTheoretical
If you have a known allergy to any type of oil used (e.g., sesame, coconut), oil pulling with that specific oil is contraindicated due to the risk of an allergic reaction.
- Alanine Supplements LowPeople reports
Avoid taking Alanine if you have a known allergy or hypersensitivity to this amino acid or any of the supplement's inactive ingredients. Allergic reactions, though rare for Alanine, can manifest as skin rashes, itching, or, in severe cases, difficulty breathing.
- Vitamin B7 Supplements LowPeople reports
If you have a known allergy to any ingredient in this supplement, avoid its use to prevent reactions like rash or swelling.
- PQQ Supplements LowTheoretical
If you have a known allergy to any ingredient in PQQ, avoid using this supplement as it could trigger an allergic response.