Each serving delivers 1,000 mg of our proprietary complex. Our complex contains Phosphatidylserine and L-Serine, in addition to Gingko Biloba, Gotu Kola, Rosemary Leaf, and DMAE. Serving size is 2 veg capsules (500 mg per capsule). Max Supply (200 Capsules Per Bottle & a 100 Day Supply). Vegan formulation, Non-GMO Plant Based Supplement: Vegan/Vegetarian, Non-GMO Manufactured in the USA , in a cGMP registered facility with the highest manufacturing and sourcing standards.