Reflex Instant Mass® Heavyweight is a high-calorie mass gainer combining four premium protein sources with complex carbohydrates to support muscle growth, recovery, and sustained energy—ideal for hard gainers and those seeking serious size and strength gains. Suggested Use: Mix 300g (approximately two level 250ml scoops) with 700ml water in a shaker or blender. Start with half a serving if preferred and increase gradually. Consume between meals, post-workout, or 45–60 minutes before bed. Drink immediately after mixing.
