The application includes a method for improving human and animal health comprising administering an effective amount of a flaxseed derived linus cyclopeptide (LCP) extract to a subject in need thereof. Also included are feeds, foodstuffs, functional food compositions, natural product compositions, dietary supplements, and food additive compositions comprising LCP extract from flaxseed.本出願は、有効量の亜麻仁由来linusシクロペプチド(LCP)抽出物をそれを必要としている対象に投与する工程を含む、ヒトおよび動物の健康を改善するための方法を含む。亜麻仁由来LCP抽出物を含む、飼料、食料、機能性食物組成物、天然産物組成物、栄養補助食品、および食物添加物組成物も含まれる。