Acetic Acid   17 studies
Acidophilus   86 studies
Ajmaline   1 study
Alanine   21 studies
Aloe   6 studies
Alpha-lipoic Acid   30 studies
American Elder   1 study
Angelica   3 studies
Anthocyanidin   5 studies
Arachidonic Acid   5 studies
Arginine   96 studies
Arnica   5 studies
Ascorbic Acid   130 studies
Ashwagandha   3 studies
Aspartic Acid   29 studies
Astragalus   4 studies
Barley   4 studies
Bee Products   2 studies
Belladonna   1 study
Beta Carotene   25 studies
Beta-hydroxy-beta-methylbutyrate   1 study
Bifidobacterium   31 studies
Biotin   6 studies
Bitter Melon   1 study
Black Cohosh   12 studies
Black Currant   1 study
Blackberry   2 studies
Blueberry   5 studies
Borage   3 studies
Brewer's Yeast   7 studies
Caffeine   71 studies
Calciferol   151 studies
Calcium Supplement   14 studies
Caproate   15 studies
Carnitine   49 studies
Castor   4 studies
Catechin   21 studies
Catechol   6 studies
Cayenne   4 studies
Chamomile   3 studies
Chaste Tree   1 study
Chinese Skullcap   1 study
Chitin   2 studies
Chitosan   7 studies
Cholecalciferol   138 studies
Choline   27 studies
Chondroitin   16 studies
Cinnamon   7 studies
Citrate   286 studies
Cobalamin   84 studies
Coenzyme Q10   30 studies
Cola   3 studies
Cranberry   20 studies
Creatine   29 studies
Cyanocobalamin   84 studies
Cysteine   28 studies
Dandelion   1 study
Devil's Claw   1 study
DHEA (Dehydroepiandrosterone)   33 studies
Diallyl Sulfide   2 studies
Digitalis   4 studies
Dong Quai   4 studies
Echinacea   10 studies
English Walnut   5 studies
Epicatechin   21 studies
Epigallocatechin   8 studies
Ergocalciferol   28 studies
Eucalyptus   4 studies
European Mistletoe   7 studies
Evening Primrose   1 study
Fenugreek   2 studies
Ferulic Acid   1 study
Flax   22 studies
Folate   216 studies
Folic Acid   216 studies
Folinic Acid   716 studies
Frangula   2 studies
Garlic   12 studies
Gentian   1 study
Ginger   8 studies
Ginkgo   21 studies
Ginseng   20 studies
Glucosamine   17 studies
Glutamic Acid   66 studies
Glutamine   49 studies
Glycine   28 studies
Gotu Kola   1 study
Grape   21 studies
Grapefruit Seed Extract   8 studies
Guarana   1 study
Hawthorn   3 studies
Hesperidin   2 studies
Hibiscus   2 studies
Histidine   12 studies
Hoodia   2 studies
Horse Chestnut   1 study
Horseradish   1 study
Indian Frankincense   2 studies
Indole   4 studies
Inositol   12 studies
Inulin   17 studies
Iron Supplement   39 studies
Juniper   1 study
Kava   22 studies
Lecithin   14 studies
Leucine   20 studies
Licorice   6 studies
Linoleate   18 studies
Lutein   18 studies
Lycopene   19 studies
Lysine   9 studies
Maca   3 studies
Malonate   5 studies
Manna   2 studies
Melatonin   63 studies
Menadione   49 studies
Menaquinone   49 studies
Methionine   31 studies
Methylcobalamin   83 studies
Milk Thistle   11 studies
Naphthoquinone   49 studies
Niacin   110 studies
Niacinamide   102 studies
Nicotinamide   110 studies
Nicotinic Acid   110 studies
Nigella   1 study
Noni   4 studies
Olive   29 studies
Omega 3 Fatty Acid   256 studies
Orange   40 studies
Ornithine   14 studies
Papain   1 study
Passionflower   1 study
Peppermint   13 studies
Perillyl Alcohol   6 studies
Phenethylisothiocyanate   3 studies
Phenylalanine   20 studies
Phylloquinone   49 studies
Phytosterol   21 studies
Plantain   6 studies
Pomegranate   17 studies
Potassium Supplement   2 studies
Proanthocyanidin   4 studies
Procyanidin   4 studies
Proline   10 studies
Psyllium   6 studies
Pycnogenols   4 studies
Pyridoxal   53 studies
Pyridoxamine   4 studies
Pyridoxine   55 studies
Pyruvate   8 studies
Quercetin   7 studies
Raspberry   4 studies
Rauwolfia   1 study
Red Cinchona   20 studies
Red Clover   2 studies
Red Yeast   5 studies
Reishi   3 studies
Retinol   72 studies
Riboflavin   28 studies
Rose Hips   1 study
Rue   1 study
Sage   10 studies
Salacia   1 study
Saw Palmetto   4 studies
Sea Buckthorn   2 studies
Selenium Supplement   3 studies
Senna   7 studies
Serine   21 studies
Shark Cartilage   4 studies
Silymarin   12 studies
Soy Bean   27 studies
Spirulina   1 study
St. John's Wort   22 studies
Stinging Nettle   2 studies
Strawberry   10 studies
Sulforaphane   2 studies
Sunflower   10 studies
Tangerine   8 studies
Tannic Acid   1 study
Taurine   5 studies
Tea   73 studies
Thiamin   24 studies
Tocopherol   139 studies
Tocotrienol   137 studies
Tomato   7 studies
Tripterygium   8 studies
Tryptophan   20 studies
Turmeric   7 studies
Tyrosine   169 studies
Valerian   6 studies
Vitamin A   72 studies
Vitamin B1   24 studies
Vitamin B12   84 studies
Vitamin B2   28 studies
Vitamin B3   102 studies
Vitamin B6   55 studies
Vitamin B7   6 studies
Vitamin B9   216 studies
Vitamin C   130 studies
Vitamin D2   24 studies
Vitamin D3   138 studies
Vitamin E   139 studies
Vitamin K   49 studies
Whey Protein   15 studies
White Willow   1 study
Yohimbe   13 studies
Zinc Supplement   5 studies