Free Shipping on all orders over $65! *Exclusions apply


Your Cart is Empty


Muscle Milk Pro 50g Series Protein Powder 2.54lb

CytoSport Muscle Milk Pro Series 50 Powder Description


  • Lean Muscle Mega Protein Powder
  • 50 g Lean Protein Per 2 Scoops
  • 20 Vitamins & Minerals
  • Free of Banned Substances
  • Pre and Post

This Isn't For Everybody.

It's For You.

We know you want to push your limits. Muscle Milk Pro Series 50 gives you fifty grams of protein to help fuel your recovery and build muscle


Muscle Milk.

Workout Recovery Fuel.

Give Me Strength.


High Quality Protein

Muscle Milk Pro Series 50 gives you the protein you need to aid recovery and help build muscle after your most grueling workouts.

Lean Lipids™

Lean Lipids are made up of a blend of canola and sunflower oils, plus medium chain triglycerides, which are more rapidly burned for energy and less likely to be stored as body fat than typical fats.

17 g Carbs

Muscle Milk Pro Series 50 gives you 17 g of carbohydrates, including complex carbohydrates and fiber to help meet your daily needs.

Muscle Milk Pro Series 50 supplies essential nutrients to help fuel recovery for those who are serious about pushing themselves harder each workout.

Since we founded CytoSport™ in 1998, we've been dedicated to working with sports scientists, coaches and trainers to redefine protein enhanced products for serious athletes and active lifestyle individuals - supporting performance when it matters.

Over the years, we've expanded to create a comprehensive product line that encompasses the athletic experience form preparation, to hydration, to recovery. Our plant is a NSF International GMP for Sport™ Registered facility, inspected and regulated by the FDA. We carefully manufacture our powder products onsite at our corporate campus in Benicia, California.

Making efficacious products for athletes and active lifestyle individuals requires responsibility on all fronts. As our business has grown, so has our footprint. We have made environmental sustainability a focus and driver in everyday decision making.

Through it all, CytoSport has been committed to one thing,

Building Athletes from the Inside Out.™

The CytoSport Team



Directions and Use

Mix 1 scoop (41.2 g) into 8 fl oz water OR

Mix 2 scoops (82.4 g) into 16 fl oz water

Recommended Usage for Individuals Looking to Build Size and Gain Muscle Mass: Mix 3/4 cup (82.4, 2 scoops) (2 servings) into 16 fl oz / day.

Recommended Usage for Individuals that want Fewer Calories: Mix 6 tablespoons (41.2 g, 1 scoop) (1 serving) into 8 fl oz / day.


Muscle Milk Pro Series 50 can be used either before workouts, after workouts or prior to bed time. Individual nutritional requirements vary depending on gender, body weight, level of activity and exercise/training intensity. CytoSport products complement a smart eating and hydration plan, that when combined with a balanced exercise or resistance training program, may contribute to weight management and recovery from exercise. Use as part of a well-balanced diet that includes whole foods and other protein sources.