Rule 1 Gain is a high calorie lean mass gainer that contains high quality nutrients. It includes 530 calories per serve which is ideal for guys who are looking to build muscle size and pack on weight. It is primarily made up of whey protein isolate which makes it quite fast digesting and also low in fat. Rule 1 sees the importance of what goes into their products especially when it comes to mass gainers. Exclusive to Rule 1, it has a ratio of 1.5 to 1 carbs to protein which offers a quality approach to gaining lean mass without loading you up with too much carbs. 

Product Highlights

• High Nutrient Source
• Clean Formulation 100% Whey Protein Isolate
• Contains Ultra Lean Carb Sources (Glucose Polymers, Organic Rice Bran Low Glycemic)
• BCAAs & Glutamine to Prevent Muscle Breakdown
• Zero Spiking

 

 

 

 

 

 

 

You already have a decent base, but you want to add mass. Not just any mass, quality mass. Enter R1 Gain – a lean gainer formula with heavy emphasis on protein. 50 grams worth. Unlike mass gainers that focus on total calories, lean gainers take into consideration where the calories are coming from. Fewer carbs. Fewer sugars. More protein. Quality gains.
 

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