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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 Carnitine 1,000 mg by ILN Iron Labs Nutrition Capsule 120 Vegetarian Capsule(s) UPC X000UTMGHT Ingredients & interactions → L Carnitine 1500 Vanilla by PS ProSupps Liquid 16 fl. Oz. · 473 mL UPC 6 10708 88241 1 Ingredients & interactions → L Carnitine 550 by SNI Essential Series Capsule 60 Capsule(s) UPC 8 52263 90564 2 Off market Ingredients & interactions → L Glutamine Unflavored by MyProtein Powder 1 kg · 2.2 lbs UPC 5 055534 30205 7 Ingredients & interactions → L Liver by Systemic Formulas Bio Function Capsule 60 Capsule(s) UPC 6 35585 00601 9 Ingredients & interactions → L Theanine 200 mg by Advance Physician Formulas Capsule 60 Vegetable Capsule(s) UPC 8 96996 00040 3 Ingredients & interactions → L Tyrosine 500 mg by Bronson Laboratories Capsule 100 Capsule(s) UPC 7 16563 13301 6 Off market Ingredients & interactions → L- Leucine 400 mg by NutraBio Capsule 240 V-Cap(s) UPC 6 49908 23275 7 Ingredients & interactions → L-5 HTP 100 mg by Vitamin Discount Center Capsule 120 Capsule(s) Off market Ingredients & interactions → L-5-HTP 100 mg by Vitamin Discount Center Capsule 60 Capsule(s) Off market Ingredients & interactions → L-5-HTP 100 mg by Vitabase Capsule 30 Capsule(s) Ingredients & interactions → L-5-HTP 100 mg by Meijer Capsule 30 Capsule(s) UPC 7 19283 67405 0 Ingredients & interactions → L-5-MTHF by Moss Nutrition Capsule 120 Vegetarian Capsule(s) UPC M093 Off market Ingredients & interactions → L-5-MTHF by Adaptogen Research Capsule 120 Vegetarian Capsule(s) UPC 0 612524 953689 Ingredients & interactions → L-5-MTHF 1,000 mcg by Seeking Health Capsule 60 Vegetarian Capsule(s) UPC 7 00580 72357 2 Off market Ingredients & interactions → L-5-MTHF 1,700 mcg DFE by Seeking Health Capsule 60 Vegetarian Capsule(s) UPC 8 10007 52057 5 Ingredients & interactions → L-5-MTHF 25,500 mcg DFE by Seeking Health Capsule 60 Vegetarian Capsule(s) UPC 8 10007 52180 0 Ingredients & interactions → L-5-MTHF 5 mg by Designs for Health Capsule 60 Vegetarian Capsule(s) UPC 8 79452 00398 9 Ingredients & interactions → L-5-MTHF 8,500 mcg DFE by Seeking Health Capsule 60 Vegetarian Capsule(s) UPC 8 10007 52179 4 Ingredients & interactions → L-5-MTHF Lozenge 1,000 mcg by Seeking Health Lozenge 60 Lozenge(s) UPC 7 00580 72349 7 Off market Ingredients & interactions → L-5-MTHF Natural S-Isomer by Designs for Health Capsule 120 Vegetarian Capsule(s) UPC 8 79452 00278 4 Ingredients & interactions → L-5-MTHF SAP by NFH Capsule 60 Capsule(s) UPC 8 56711 11100 5 Ingredients & interactions → L-Alanine by BulkSupplements.com Powder 1 Kilogram(s) · 35.3 Ounce(s) UPC X000HUUAB3 Ingredients & interactions → L-Alanine by Source Naturals Powder 3.53 Oz(s) · 100 Gram(s) UPC 0 21078 00148 5 Ingredients & interactions → L-Alanine by Earthborn Elements Capsule 200 Capsule(s) Ingredients & interactions → L-Argicor by Wellgenix Tablet Or Pill 2 Tablet(s) UPC 7 59051 05030 3 Off market Ingredients & interactions → L-Arginine by Arazo Nutrition Capsule 60 Capsule(s) UPC X001MEWGAB Ingredients & interactions → L-Arginine by NutriCology Capsule 250 Vegetarian Capsule(s) UPC 7 13947 53910 5 Ingredients & interactions → L-Arginine by New Sun Capsule 90 Capsule(s) UPC 51-6 Off market Ingredients & interactions → L-Arginine by Dr. Mercola Capsule 120 Vegetarian Capsule(s) UPC 8 13006 01192 1 Off market Ingredients & interactions → L-Arginine by MyTrition Capsule UPC 7 66536 03140 5 Ingredients & interactions → L-Arginine by Allergy Research Group Capsule 100 Vegetarian Capsule(s) UPC 7 13947 70580 7 Off market Ingredients & interactions → L-Arginine by Spring Valley Capsule 30 Packet(s) UPC 6 81131 16257 9 Ingredients & interactions → L-Arginine by Pure Encapsulations Capsule 180 Capsule(s) UPC 7 66298 00561 4 Ingredients & interactions → L-Arginine by Metabolic Maintenance Capsule 120 Capsule(s) · 750 mg UPC 8 38287 00123 2 Ingredients & interactions → L-Arginine by Orphic Nutrition Capsule 60 Capsule(s) UPC X002E8WE3N Ingredients & interactions → L-Arginine by Biotics Research Corporation Capsule 100 Capsule(s) 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.