Browse dietary supplements and herbal remedies to learn about their effectiveness, usual dosage, and drug interactions.
A
- Acai National Center for Complementary and Integrative Health
- Activated Charcoal Natural Medicines Comprehensive Database
- Alfalfa Natural Medicines Comprehensive Database
- Aloe Vera National Center for Complementary and Integrative Health
- Alpha-Lipoic Acid Natural Medicines Comprehensive Database
- American Ginseng Natural Medicines Comprehensive Database
- Apple Cider Vinegar Natural Medicines Comprehensive Database
- Arnica Natural Medicines Comprehensive Database
- Ashwagandha Natural Medicines Comprehensive Database
- Asian Ginseng National Center for Complementary and Integrative Health
- Astragalus National Center for Complementary and Integrative Health
B
- Bacillus Coagulans Natural Medicines Comprehensive Database
- Bee Pollen Natural Medicines Comprehensive Database
- Belladonna Natural Medicines Comprehensive Database
- Berberine Natural Medicines Comprehensive Database
- Beta-Carotene Natural Medicines Comprehensive Database
- Bifidobacterium animalis subsp. lactis Natural Medicines Comprehensive Database
- Bilberry National Center for Complementary and Integrative Health
- Biotin Natural Medicines Comprehensive Database
- Bitter Melon Natural Medicines Comprehensive Database
- Bitter Orange National Center for Complementary and Integrative Health
- Black Cohosh National Center for Complementary and Integrative Health
- Black Psyllium Natural Medicines Comprehensive Database
- Black Seed Natural Medicines Comprehensive Database
- Black Tea Natural Medicines Comprehensive Database
- Blessed Thistle Natural Medicines Comprehensive Database
- Blond Psyllium Natural Medicines Comprehensive Database
- Blueberry Natural Medicines Comprehensive Database
- Blue-Green Algae Natural Medicines Comprehensive Database
- Boron Natural Medicines Comprehensive Database
- Butterbur National Center for Complementary and Integrative Health
C
- Calcium National Institutes of Health, Office of Dietary Supplements
- Calendula Natural Medicines Comprehensive Database
- Cancell/Cantron/Protocel National Cancer Institute
- Cannabidiol (CBD) Natural Medicines Comprehensive Database
- Capsicum Natural Medicines Comprehensive Database
- Cartilage (Bovine and Shark) National Cancer Institute
- Cascara Sagrada Natural Medicines Comprehensive Database
- Cat's Claw National Center for Complementary and Integrative Health
- Chamomile National Center for Complementary and Integrative Health
- Chasteberry National Center for Complementary and Integrative Health
- Chondroitin Sulfate Natural Medicines Comprehensive Database
- Chromium National Institutes of Health, Office of Dietary Supplements
- Cinnamon National Center for Complementary and Integrative Health
- Clove Natural Medicines Comprehensive Database
- Coconut Oil Natural Medicines Comprehensive Database
- Coconut Water Natural Medicines Comprehensive Database
- Cod Liver Oil Natural Medicines Comprehensive Database
- Coenzyme Q10 National Cancer Institute
- Collagen Peptides Natural Medicines Comprehensive Database
- Colloidal Silver: What You Need to Know National Center for Complementary and Integrative Health
- Cranberry National Center for Complementary and Integrative Health
- Creatine Natural Medicines Comprehensive Database
D
- Dandelion National Center for Complementary and Integrative Health
- Deer Velvet Natural Medicines Comprehensive Database
- Devil's Claw Natural Medicines Comprehensive Database
- DHEA Natural Medicines Comprehensive Database
- Dong Quai Natural Medicines Comprehensive Database
E
- Echinacea National Center for Complementary and Integrative Health
- Elderberry National Center for Complementary and Integrative Health
- Eleuthero Natural Medicines Comprehensive Database
- Ephedra National Center for Complementary and Integrative Health
- Essiac/Flor Essence National Cancer Institute
- Eucalyptus Natural Medicines Comprehensive Database
- European Mistletoe National Center for Complementary and Integrative Health
- Evening Primrose Oil National Center for Complementary and Integrative Health
F
- Fenugreek National Center for Complementary and Integrative Health
- Feverfew National Center for Complementary and Integrative Health
- Flaxseed and Flaxseed Oil National Center for Complementary and Integrative Health
- Folate National Institutes of Health, Office of Dietary Supplements
- Folic Acid Natural Medicines Comprehensive Database
- Fucus Vesiculosus Natural Medicines Comprehensive Database
G
- Garlic National Center for Complementary and Integrative Health
- Gelatin Natural Medicines Comprehensive Database
- Ginger National Center for Complementary and Integrative Health
- Ginkgo National Center for Complementary and Integrative Health
- Glucosamine Natural Medicines Comprehensive Database
- Goji Natural Medicines Comprehensive Database
- Goldenseal National Center for Complementary and Integrative Health
- Grape Natural Medicines Comprehensive Database
- Grape Seed Extract National Center for Complementary and Integrative Health
- Grapefruit Natural Medicines Comprehensive Database
- Green Coffee Natural Medicines Comprehensive Database
- Green Tea National Center for Complementary and Integrative Health
- Guarana Natural Medicines Comprehensive Database
- Gymnema Natural Medicines Comprehensive Database
H
- Hawthorn National Center for Complementary and Integrative Health
- Hibiscus sabdariffa Natural Medicines Comprehensive Database
- Honey Natural Medicines Comprehensive Database
- Hoodia National Center for Complementary and Integrative Health
- Hops Natural Medicines Comprehensive Database
- Horny Goat Weed Natural Medicines Comprehensive Database
- Horse Chestnut National Center for Complementary and Integrative Health
- Horsetail Natural Medicines Comprehensive Database
- Hydrazine Sulfate National Cancer Institute
K
- Kava National Center for Complementary and Integrative Health
L
- Lactobacillus acidophilus Natural Medicines Comprehensive Database
- Laetrile/Amygdalin National Cancer Institute
- L-Arginine Natural Medicines Comprehensive Database
- Lavender National Center for Complementary and Integrative Health
- Licorice Root National Center for Complementary and Integrative Health
- Lipase Natural Medicines Comprehensive Database
- L-Tryptophan Natural Medicines Comprehensive Database
- Lutein Natural Medicines Comprehensive Database
- Lycopene Natural Medicines Comprehensive Database
M
- Maca Natural Medicines Comprehensive Database
- Magnesium National Institutes of Health, Office of Dietary Supplements
- Manganese National Institutes of Health, Office of Dietary Supplements
- Mangosteen Natural Medicines Comprehensive Database
- Maritime Pine Natural Medicines Comprehensive Database
- Melatonin Natural Medicines Comprehensive Database
- Methylsulfonylmethane (MSM) Natural Medicines Comprehensive Database
- Milk Thistle National Cancer Institute
- Milk Thistle National Center for Complementary and Integrative Health
- Mistletoe Extracts National Cancer Institute
- Mugwort National Center for Complementary and Integrative Health
N
- N-Acetyl Cysteine (NAC) Natural Medicines Comprehensive Database
- Niacin National Institutes of Health, Office of Dietary Supplements
- Niacinamide Natural Medicines Comprehensive Database
- Noni National Center for Complementary and Integrative Health
O
- Oats Natural Medicines Comprehensive Database
- Olive Natural Medicines Comprehensive Database
- Omega-3 Supplements: In Depth National Center for Complementary and Integrative Health
- Omega-6 Fatty Acids Natural Medicines Comprehensive Database
- Oregano Natural Medicines Comprehensive Database
- Oscillococcinum Natural Medicines Comprehensive Database
P
- Palm Oil Natural Medicines Comprehensive Database
- Panax Ginseng Natural Medicines Comprehensive Database
- Pantothenic Acid National Institutes of Health, Office of Dietary Supplements
- Papaya Natural Medicines Comprehensive Database
- Pau D'Arco Natural Medicines Comprehensive Database
- PC-SPES National Cancer Institute
- Peanut Oil Natural Medicines Comprehensive Database
- Pennyroyal Natural Medicines Comprehensive Database
- Peppermint Oil National Center for Complementary and Integrative Health
- Phosphate Salts Natural Medicines Comprehensive Database
- Pomegranate National Center for Complementary and Integrative Health
- Probiotics: Usefulness and Safety National Center for Complementary and Integrative Health
- Propolis Natural Medicines Comprehensive Database
Q
- Quercetin Natural Medicines Comprehensive Database
R
- Raspberry Ketone Natural Medicines Comprehensive Database
- Red Clover National Center for Complementary and Integrative Health
- Red Yeast Rice National Center for Complementary and Integrative Health
- Reishi Mushroom Natural Medicines Comprehensive Database
- Resveratrol Natural Medicines Comprehensive Database
- Riboflavin National Institutes of Health, Office of Dietary Supplements
- Roman Chamomile Natural Medicines Comprehensive Database
- Rose Hip Natural Medicines Comprehensive Database
S
- Saccharomyces boulardii Natural Medicines Comprehensive Database
- S-Adenosyl-L-Methionine (SAMe): In Depth National Center for Complementary and Integrative Health
- Sage National Center for Complementary and Integrative Health
- Saw Palmetto National Center for Complementary and Integrative Health
- Selenium National Institutes of Health, Office of Dietary Supplements
- Senna Natural Medicines Comprehensive Database
- Shark Cartilage Natural Medicines Comprehensive Database
- Slippery Elm Natural Medicines Comprehensive Database
- Soy National Center for Complementary and Integrative Health
- Spearmint Natural Medicines Comprehensive Database
- St. John's Wort National Center for Complementary and Integrative Health
- Stevia Natural Medicines Comprehensive Database
T
- Tea Tree Oil National Center for Complementary and Integrative Health
- Thiamin National Institutes of Health, Office of Dietary Supplements
- Thunder God Vine National Center for Complementary and Integrative Health
- Turmeric National Center for Complementary and Integrative Health
V
- Valerian National Center for Complementary and Integrative Health
- Vitamin A National Institutes of Health, Office of Dietary Supplements
- Vitamin B12 National Institutes of Health, Office of Dietary Supplements
- Vitamin B6 National Institutes of Health, Office of Dietary Supplements
- Vitamin B6 Natural Medicines Comprehensive Database
- Vitamin C National Institutes of Health, Office of Dietary Supplements
- Vitamin D National Institutes of Health, Office of Dietary Supplements
- Vitamin E National Institutes of Health, Office of Dietary Supplements
- Vitamin K National Institutes of Health, Office of Dietary Supplements
W
- Whey Protein Natural Medicines Comprehensive Database
- Wild Yam Natural Medicines Comprehensive Database
- Willow Bark Natural Medicines Comprehensive Database
Y
- Yerba Mate Natural Medicines Comprehensive Database
- Yohimbe National Center for Complementary and Integrative Health
0-9
- 5-HTP Natural Medicines Comprehensive Database