Best Milk Protein Powders of 2025

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Milk protein powders are a popular sports nutrition supplement that provide a convenient and effective way to boost protein intake. These powders are made from either whey or casein protein, both of which are derived from milk. Whey protein is fast-digesting and ideal for post-workout recovery, while casein protein is slow-digesting and can be taken before bed to promote muscle growth and repair. Milk protein powders are also a good source of essential amino acids, which are crucial for muscle protein synthesis. With a variety of flavors and formulations available, milk protein powders are a versatile and convenient way to support muscle growth and recovery.
At a Glance: Our Top Picks
Top 10 Milk Protein Powders
It's Just! Total Milk Protein
It's Just! Milk Protein is a high-quality whey protein powder that is made from pasteurized dairy milk. With an 85% protein content per gram, this unflavored powder provides a natural taste without any added flavors. The white to light cream color adds to its appeal. The 80% casein and 20% whey combination makes it a complete total milk protein. This product is a great choice for those looking to increase their protein intake and build muscle. It is also a versatile option that can be used in various recipes and smoothies. With It's Just! Milk Protein, you can enjoy the benefits of a high-protein powder without any artificial flavors or additives.
Muscle Milk Genuine Protein Powder, 1.93 lbs
Muscle Milk Genuine Protein Powder is a versatile and easy-to-mix protein powder that helps satisfy hunger and build muscle. It contains 32g high-quality protein, 3g sugar, and an excellent source of calcium and vitamins A, C & D per serving. The protein powder dissolves easily in water and can be added to recipes when looking for a protein boost. It provides a combination of high-quality slow releasing and fast releasing proteins to help increase amino acid levels, which play a role in muscle growth and maintenance of muscle mass.
Smart138 Total Milk Protein
Smart138 Milk Protein is a high-quality whey protein powder made from milk protein concentrate sourced from pasture-fed, growth hormone-free US cow milk. With its unflavored formula, this protein powder is versatile and can be easily mixed with your favorite beverages. Whether you prefer a smoothie, pudding, or even your morning cup of coffee, Smart138 Milk Protein can be added to enhance the nutritional value of your drink. This protein powder is free from junk and fillers, containing no added sugar, artificial sweeteners, flavors, or colors. With 27g of protein, only 2g of natural sugar, and 2g of carbs per serving, it is a smart choice for those following a keto low-carb diet. Additionally, it provides 5.37g of naturally occurring BCAAs to support muscle recovery and growth. Made with US growth hormone-free skim cow milk and cold processed to retain maximum nutrients, Smart138 Milk Protein is a reliable choice for fitness enthusiasts and health-conscious individuals.
Muscle Milk Pro Series Protein Powder Supplement
Muscle Milk Pro Series Protein Powder Supplement contains 50g high-quality protein, 3g sugar, and an excellent source of 20 vitamins and minerals. It helps satisfy hunger and build muscle, supports post-workout recovery, and muscle growth and maintenance. This easy-to-mix powder dissolves easily in water and provides a blend of high-quality slow releasing and fast releasing proteins to increase amino acid levels. It is NSF Certified for Sport and tested for banned substances.
Axe & Sledge Farm Fed Whey Protein Isolate
Axe & Sledge Whey Protein offers a powerful 25 grams of protein sourced from 100% Whey Protein Isolate, helping you build and repair muscle effectively. With the addition of 100 milligrams of digestive enzymes, this supplement aids in better nutrient absorption, making it easier for your body to use the protein. It's also made without GMOs, soy, or gluten (except for the Cookies & Cream flavor), catering to various dietary preferences. Furthermore, this product is rich in essential and branched-chain amino acids, which are vital for muscle recovery and overall health.
Optimum Nutrition Gold Standard 100% Whey Protein Powder, Extreme Milk Chocolate
Optimum Nutrition Gold Standard 100% Whey Protein Powder is a great choice for those looking to build lean muscle mass. It contains 24 grams of blended protein, over 5 grams of BCAAs, and is gluten-free with no sucralose. It's an any-time formula, great before or after exercise, between meals, or with a meal. Customers appreciate the flavor and mixability of the product, although some have noted that it lacks vitamins and contains soy and dairy.
Optimum Nutrition Gold Standard 100% Whey Protein Powder, Extreme Milk Chocolate
Optimum Nutrition Gold Standard 100% Whey Protein Powder is a great choice for those looking to build lean muscle mass. It contains 24 grams of blended protein, over 5 grams of BCAAs, and is gluten-free and banned substance tested. It's an any-time formula, great before or after exercise, between meals, with a meal, or any time of day. Customers have noted the lack of vitamins and the presence of soy and dairy, but have also praised the flavor and mixability of the powder.
It's Just! Goat Whey Protein Concentrate
It's Just! Goat Whey is a premium protein powder made from 100% goat whey, ensuring no additives or artificial ingredients. This means you can enjoy a clean source of protein without worrying about unwanted chemicals. Sourced from pasture-raised goats, it provides essential amino acids for your fitness needs. With 26g of protein and only 130 calories per serving, this product delivers a nutritious boost to support your active lifestyle. Additionally, it’s processed without harsh chemicals, maintaining its purity and quality, making it a safe choice for your health-conscious diet.
Muscle Milk ZERO Protein Powder, Vanilla
Get your daily dose of protein with Muscle Milk ZERO Protein Powder. With 15g of high-quality protein, 100 calories, zero sugar, and an excellent source of Calcium and Vitamins A, C & D, you can mix it easily in water or add it to your favorite recipes for a protein boost. The slow and fast releasing proteins help increase amino acid levels, making it perfect for post-workout recovery. Plus, it's NSF Certified for Sport, ensuring it's free from banned substances.
Muscle Milk Lean Muscle Vanilla Creme Protein Powder
Muscle Milk Lean Muscle Vanilla Creme Protein Powder is a health personal care product that comes in a 1.93-pound pack. It is a whey protein powder that can be used as a pre-workout, post-workout or anytime protein-rich meal option or snack. The item package dimensions are 7.8" L x 5.63" W x 5.63" H, and it weighs 30.9 lbs.
During our milk protein powder research, we found 24 milk protein powder products and shortlisted 10 quality products. We collected and analyzed 1,057,091 customer reviews through our big data system to write the milk protein powders list. We found that most customers choose milk protein powders with an average price of $29.16.
The milk protein powders are available for purchase. We have researched hundreds of brands and picked the top brands of milk protein powders, including It's Just!, Muscle Milk, Smart138, Axe & Sledge, Optimum Nutrition. The seller of top 1 product has received honest feedback from 2,404 consumers with an average rating of 4.9.

Bonnie Salem is a stay-at-home mother with two-year-old twins and has spent almost half of her life surrounded by baby products. As a mother and a professional copywriter, she has an insightful and unique eye for researching products suitable for infants. Bonnie Salem is an expert in health and nutrition who lives with her family in New Jersey. She has over 15 years of working experience in an institute of medicine after graduating from the University of Toronto. She is highly interested in personal health and wellness.