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Weider Mega Mass 4000 is high in protein, bursting with healthy power packed calories and loaded with the latest performance nutrients.

Tasty protein made from high quality whey concentrate and whey isolate. In addition, extra amino acids and digestive enzymes were added to the protein. Whey protein promotes muscle growth, muscle protection and speeds up recovery after demanding workouts. The added digestive enzymes papain and bromelain ensure trouble-free protein digestion and maximum nutrient utilization.