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The supplement product directory

Look up any bottle by name, brand, or barcode to see exactly what’s inside and how it interacts with medications. 214,830 products, all cross-linked to their ingredients.

214K+ Products 1,452 Ingredients 5,893 Brands
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Showing products starting with “L” (10,537) Clear ×
L-Arginine by Pure Encapsulations Capsule 90 Capsule(s) UPC 7 66298 00523 2 Off market Ingredients & interactions → L-Arginine by Arazo Nutrition Capsule 60 Capsule(s) UPC X001MEWGAB Ingredients & interactions → L-Arginine by Herbadiet Capsule 60 Vcap(s) UPC 5113336165256 Ingredients & interactions → L-Arginine by Thorne Capsule 120 Capsule(s) UPC 6 93749 52502 8 Ingredients & interactions → L-Arginine by Allergy Research Group Capsule 250 Vegetarian Capsule(s) UPC 7 13947 73910 9 Ingredients & interactions → L-Arginine by Twinlab Capsule 100 Capsule(s) UPC 0 27434 00111 3 Ingredients & interactions → L-Arginine by GNC Mega Men Capsule 30 Pack(s) Ingredients & interactions → L-Arginine by Hard Rhino Powder 500 Gram(s) · 1.1 lbs UPC 8 18132 85680 4 Ingredients & interactions → L-Arginine by Huntington Labs Capsule 60 Capsule(s) UPC X001EG0ILL Off market Ingredients & interactions → L-Arginine by NutraBio Powder 8.8 oz · 250 Gram(s) UPC 6 49908 23334 1 Ingredients & interactions → L-Arginine by Douglas Laboratories Capsule 100 Capsule(s) UPC 7 45287 06020 9 Off market Ingredients & interactions → L-Arginine by New Sun Capsule 90 Capsule(s) UPC 51-6 Off market Ingredients & interactions → L-Arginine by IVL Institute For Vibrant Living Capsule 100 Vegetarian Capsule(s) · 500 mg UPC 8 71230 00003 6 Ingredients & interactions → L-Arginine by Metabolic Maintenance Capsule 100 Capsule(s) · 500 mg UPC 8 38287 00122 5 Ingredients & interactions → L-Arginine by NutraChamps Capsule 60 Veggie Capsule(s) UPC X001SN23I1 Ingredients & interactions → L-Arginine by Indiana Botanic Gardens Tablet Or Pill 90 Tablet(s) · 500 mg UPC 7 03308 82021 8 Off market Ingredients & interactions → L-Arginine by Envy Nutrition Capsule 60 Capsule(s) UPC X002AUUYYB Ingredients & interactions → L-Arginine by Pure Capsule 365 Capsule(s) Ingredients & interactions → L-Arginine by Havasu Nutrition Capsule 120 Capsule(s) UPC 8 50008 46449 2 Ingredients & interactions → L-Arginine by Earthborn Elements Capsule 200 Capsule(s) Ingredients & interactions → L-Arginine by Millecor Capsule 60 Capsule(s) Ingredients & interactions → L-Arginine by Purus Labs Capsule 100 Veggie Capsule(s) UPC 8 55734 00282 6 Ingredients & interactions → L-Arginine & L-Citrulline by GNC Other (e.g. Tea Bag) 120 Caplet(s) UPC 0 48107 12339 0 Off market Ingredients & interactions → L-Arginine & L-Citrulline by GNC Mega Men Other (e.g. Tea Bag) 30 Pack(s) Ingredients & interactions → L-Arginine & L-Ornithine by Swanson Capsule 100 Capsule(s) UPC 0 87614 01866 9 Ingredients & interactions → L-Arginine & L-Ornithine Complex by VitaCeutical Labs Capsule 50 Vegetarian Capsule(s) UPC 7 19985 40928 8 Ingredients & interactions → L-Arginine & L-Ornithine Complex by VSN Vital Strength Nutrition Capsule 50 Vegetarian Capsule(s) UPC 7 19985 40928 8 Off market Ingredients & interactions → L-Arginine & L-Ornithine Complex With Alpha-Lipoic Acid by Vitamer Laboratories Capsule 50 Vegetarian Capsule(s) UPC 7 19985 40928 8 Off market Ingredients & interactions → L-Arginine + Horny Goat Weed by Irwin Naturals Softgel Capsule 75 Liquid Soft-Gel(s) UPC 8 40081 40329 7 Ingredients & interactions → L-Arginine + L-Citrulline 750 mg by Nutricost Capsule 240 Capsule(s) UPC 8 10014 67125 3 Ingredients & interactions → L-Arginine + L-Ornithine 750 mg by Nutricost Capsule 180 Capsule(s) UPC 7 02669 93253 0 Off market Ingredients & interactions → L-Arginine 1,000 mg by Source Naturals Tablet Or Pill 200 Tablet(s) UPC 0 21078 02428 8 Ingredients & interactions → L-Arginine 1,000 mg by AN Amazing Nutrition Amazing Formulas Tablet Or Pill 240 Capsule(s) UPC 8 19209 02193 4 Ingredients & interactions →
📷 Scan a Supplement Facts label Snap the panel and we’ll read the ingredients and check them against your meds. ⚕️ Check a drug × supplement interaction Pick a medication and a supplement to see a severity-graded, cited verdict. 🌿 Browse ingredients Explore 1,452 ingredients with interaction data.

🔥 Popular products to explore

A fresh pick of products worth a look — it rotates daily, and rises with what people are viewing.

  1. 1 Animal Pakby Animal
  2. 2 Co-QH2 Ubiquinol 100 mgby Carlson
  3. 3 Colon Cleanse Max Super Fiber Blendby Health Plus
  4. 4 Fatigued to Fantastic! Energy Revitalization System Tropical Citrus Flavorby Nature's Way
  5. 5 Fish Oil 1200 mgby Nature Made
  6. 6 Spiru-Tein High Protein High Energy Meal Cookies & Creamby Nature's Plus
  7. 7 Total Restoreby Gundry MD
  8. 8 UltraCleanse Plusby Akasha Naturals
  9. 9 1,000 mg Vitamin C Chewables Orange Blastby Emergen-C
  10. 10 1 Liver & Organ Quick Detoxby Nature's Plus

🆕 What’s new

The latest supplement products added to our catalog — each one ready to check against your medications.

Refreshed ZBiotics Pre-Alcohol Probiotic Drink ZBiotics Pre-Alcohol Probiotic Drink by ZBiotics Refreshed Aug 30 1 ingredient Check this product → MINDBODYSKIN 2 Hormonal Acne Supplement (No 5-HTP) MINDBODYSKIN 2 Hormonal Acne Supplement (No 5-HTP) by CLEARSTEM Added Aug 3 10 ingredients Check this product → Rho Nutrition Liposomal DIM+ Liquid Rho Nutrition Liposomal DIM+ Liquid by Rho Nutrition Added Jul 29 2 ingredients Check this product → Peach Perfect Hormone Hero Women's Daily Multivitamin Peach Perfect Hormone Hero Women's Daily Multivitamin by Peach Perfect Added Jul 29 6 ingredients Check this product → DIM Supplement 300mg with Black Pepper DIM Supplement 300mg with Black Pepper by Deal Supplement Added Jul 29 2 ingredients Check this product → Refreshed Apple Cider Vinegar Gummies - 60 Gummies Apple Cider Vinegar Gummies - 60 Gummies by WEEM Refreshed Jul 27 5 ingredients Check this product → DIM SGS+: DIM, Hormone + Detox DIM SGS+: DIM, Hormone + Detox by Simlike Added Jul 27 3 ingredients Check this product → Grassfed Beef Liver 4500mg Desiccated Capsules Grassfed Beef Liver 4500mg Desiccated Capsules by Carlyle Added Jul 27 1 ingredient Check this product → Lymphatic Drainage Drops for Bloat Relief & De-Puff Lymphatic Drainage Drops for Bloat Relief & De-Puff by LYMPHORIA Added Jul 23 4 ingredients Check this product → DripDrop Hydration Packets - Juicy Variety Pack - Single Serve Electrolytes Powder Drink Mix - Grape, Fruit Punch, Strawberry Lemonade, Cherry DripDrop Hydration Packets - Juicy Variety Pack - Single Serve Electrolytes Powder Drink Mix - Grape, Fruit Punch, Strawberry Lemonade, Cherry by DripDrop Added Jul 22 5 ingredients Check this product →
Dr. Brian Staiger, PharmD

Curated & reviewed by Dr. Brian Staiger, PharmD, BCPS and the HelloPharmacist pharmacy team.

Interaction data is built on Natural Medicines (Therapeutic Research Center) and official product labels from the NIH Dietary Supplement Label Database. Our data sources · Editorial Policy.

This directory is for information only and does not replace professional medical advice. It may not capture every possible interaction. Always confirm with your pharmacist or doctor before starting, stopping, or changing any medication or supplement.