Muscle products pass muster with ConsumerLab.com
This article was originally published in The Tan Sheet
Executive Summary
Most muscle-enhancement nutritional supplements pass ConsumerLab.com's quality test. The company says July 21 that of 13 supplements tested, two creatine supplements and one branched-chain amino acid had problems. The creatine supplements were contaminated with creatinine, a breakdown product of creatine, likely because the products' liquid formula is unstable. Among the branched-chain products, one had a slightly lower amount of isoleucine than claimed. Eleven of the products tested were selected by ConsumerLab.com, and the other two were tested at the request of manufacturers or distributors. ConsumerLab.com did not identify the firms that requested tests