Fuel your muscles to fend off fatigue with Swanson Malic Acid. The same compound that gives apples their tart taste, malic acid plays a key role in the production of ATP, the energy source for all cells. Our convenient capsules feature 600 mg per serving of malic acid which is found in apples.Malic acid supplements deliver nourishment to help re-energize your musclesPlays a key role in the production of ATP, the energy source for all cellsOur convenient Capsules deliver malic acid supplement derived from apples100% MONEY BACK GUARANTEE – Our products reflect our commitment to giving you the best quality and service at the best price. We guarantee that every product you purchase is made from the purest, freshest nutrients and meets the highest quality standards. If you aren’t completely satisfied with any product(s) purchased within the last 30 days, simply return the unused portion to us for a full refund.Per GMP guidelines set forth by the FDA, most products are formulated for 24 months from the date of manufacture. Liquids and probiotics are formulated for 12 months.