The database contains 14 supplements that improve immune function. They are displayed on this page in order from most to least effective. Click on the supplement for an in-depth report on their ability to improve immune function.

Supplement Claim Effectiveness Rating
Zinc
Garlic Extract
Lactoferrin
Vitamin E
Magnesium
L-Theanine
L-Cystine
Krill Oil
Glutamine
Ginseng
Colostrum Powder
Calcium
Multivitamins
Vitamin C