High strength Tribulus Herbs of Gold Bulgarian Tribulus Complex is a high-strength blend of Bulgarian and Indian Tribulus. Always read the label and follow the directions for use. Bulgarian Tribulus Complex contains over 13g of Tribulus that has been standardised, containing over 307.6mg protodioscin per tablet. Each tablet contains: Tribulus terrestris (Bulgarian Tribulus) herb extract 90.9mg derived from dry herb minimum 4.5g stand. to contain furostanol saponins calc. as protodioscin 40.91mg Tribulus terrestris (Indian Truibulus) fruit extract 666.7mg derived from dry fruit minimum 8.7g stand. to contain furostanol saponins calc. as protodioscin 266.67mg TOTAL FUROSTANOL SAPONINS CALC. AS PROTODIOSCIN 307.6mg Does not contain egg, milk, peanut, corn, soy, tree nuts, animal products, gluten, lactose or artificial colours, flavours or preservatives. Adults -Take 1 tablet, once or twice daily, with food.