Dietary Supplement. Improves Memory Supports Healthy Brain Function*. Supports a Sharper Mind*. Supports Clearer Thinking*. Only One Capsule Per Day. Safe & Clinically Tested As we age, we lose proteins that support our brain.* Prevagen® supplements these proteins during the natural process of aging.* Prevagen is clinically shown to help with mild memory problems associated with aging.* Prevagen contains apoaequorin, a protein which uniquely supports critical brain functions.* In clinical studies Prevagen improved memory within 90 days.* Originally discovered in jellyfish, Prevagen is now made in a contro.