Reflex Nutrition Instant Mass Heavyweight 5.4kg - Weight Gainer Powder

Reflex Nutrition Instant Mass Heavyweight is a premium weight gainer powder engineered for hard gainers and athletes who demand serious caloric intake and muscle-building nutrition. Each shake delivers over 1000 calories, packed with a sophisticated blend of four premium whey protein sources combined with slow-releasing micellar casein to provide both immediate and sustained amino acid delivery for muscle growth and recovery. The formula combines whey protein concentrate, processed to preserve purity, with hydrolysed whey and other premium protein fractions, creating a comprehensive macronutrient profile designed to support muscle building and maintenance during intense training phases. With 1538 kJ per serving, this blueberry-flavoured powder mixes easily into shakes and offers the versatility needed for consistent bulking protocols. Suitable for supplementary use as part of a varied diet, the 5.4kg container provides multiple servings to support your mass-building goals over an extended training cycle.