Natural flavor. Tastes great! 20 g TriSource Protein (PowerBar ProteinPlus Bites are a great choice for use before and after activities like weight lifting and strength training where protein intake has been shown to help improve growth and reduce breakdown of muscle). Helps build lean muscle (along with a solid workout program) with sustained amino acid delivery. No artificial flavors, colors or preservatives. Ever taken a few bites of a protein bar, and stowed the rest in your gym bag for later? Well, if your gym bag is as hard working as most, you'd welcome a better way. With PowerBar ProteinPlus Bites, pop delicious, muscle-building protein how and when you want, and the resealable pouch keeps your food away from your socks! The TriSource Protein Advantage: nutritionally complete protein; helps build lean muscle; source of branched chain amino acids; higher in arginine; natural isoflavones; sustained digestion rate. Compliant for collegiate athletes. Made in USA.