Prevagen® Extra Strength Chewables - Mixed Berry: Improves Memory Prevagen® Extra Strength Chewables Is Designed For Great Tasting Mixed Berry Flavor With Twice The Apoaequorin As Prevagen Regular Strength. It Is Safe And Easy To Take. Each Bottle Contains A 30 Day Supply. Extra Strength Improves Memory Contains 30Mg Apoaequorin Chewables - Mixed Berry Flavor ¹Based On A Clinical Study Of Subgroups Of Individuals Who Are Cognitively Normal Or Mildly Impaired. | Prevagen Extra Strength Chewables - Mixed Berry - 30 Tablets (30 Servings)