Extended Release Protein Blend. Fast, Medium And Slow Digesting Formula!Syntha-6 Extended Release Protein Blend is formulated with fast, medium and slow digesting proteins to sustain amino acid levels over a long interval, while increasing protein synthesis, and repairing damaged muscle tissue. Its protein matrix consists of ultra-filtered whey protein concentrate, Micellar alpha and beta case-ins, micro-filtered WPI, egg albumen, calcium caseinate, and milk protein concentrate. It is low in carbs and lactose, making it a good choice for individuals seeking sustained protein delivery to promote optimal rates of protein synthesis without a lot of extra fat and carbohydrate calories. Geared toward individuals seeking weight management, nutrition, and muscle support. It contains no creatine, aspartame or stimulants.