Whey is an excellent source of protein because of its high biological value (BV) Whey is the protein of choice because of its: - efficient utilization in the body due to its high BV - natural source of branched chain amino acids - natural source of lactalbumin and immunoglobulins Solgar Whey To Go Protein Powder - Complete essential amino acid profile - High biological protein value - Highly efficient cross-flow micro-filtered whey isolate and concentrate  -Low heat, non-chemical extraction process - With Free-Form L-Glutamine and Free-Form Branched Chain Amino Acids (BCAAs) - Free of gluten - No artificial sweeteners or flavors - Low in fat - Easy to mix - 98% lactose free Solgar Whey To Go Protein Powder is a highly efficient, advanced protein enhancement product. It is formulated with a blend of uniquely processed whey protein isolate and whey protein concentrate. Cross-flow micro-filtration adds to Whey To Go Protein Powder\'s amino acid availability, absorption and utilization. Solgar Whey To Go Protein Powder also includes two beneficial ingredients, Free-Form L-Glutamine and Free-Form Branched Chain Amino Acids (BCAAs). L-Glutamine plays a significant role in supporting protein metabolism. BCAAs are directly involved in protein synthesis and help support muscle nitrogen and a free amino acid pool during exercise. Both L-Glutamine and BCAAs are used by muscle tissue as a source of energy.