Microcrystalline cellulose, croscarmelose, calcium carbonate, sorbitol, stearic acid, magnesium stearate, sodium carboxymethylcellulose, maltodextrin, dextrose monohydrate, titanium dioxide, lecithin, fd&c blue #1, fd&c red #40, fd&c red #3.Suggested Use:As a dietary supplement, take one or two tablets in the morningand one or two tablets six to eight hours later, each time on an empty stomach with 8oz. of water. Do not exceed 6 tablets in a 24 hour period and do not exceed cycling guidelines.Product Facts:Serving Size (tab) 2Servings Per 25*Tribex 500mgWarnings:Do not take if you are female, especially if pregnant or breast feeding, elderly or under the age of 18, chronically ill or taking any prescription medication.