Fueling Elite Fitness Featuring BSN'S SYNTHA-6™ ISOLATE SYNTHA-6™ ISOLATE is BSN®'s latest ultra-premium protein powder, made with 100% isolate protein sources. A 50/50 blend of whey protein isolate and milk protein isolate (a high-quality source of slow-digesting casein), the formula's unique ISOLAST™ protein matrix delivers a mix of fast- and slow-release proteins that provide amino acids to fuel active muscles. Drinking SYNTHA-6™ ISOLATE provides the fast-releasing benefits of whey isolate and the pro
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