Best Casein Protein Powders of 2026
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Casein protein powders are a popular supplement for fitness enthusiasts and athletes looking to support their muscle growth and recovery. These powders are made from casein, a protein found in milk, which is known for its slow digestion and absorption rate. This slow-release feature makes casein protein powders an ideal choice for those who want to keep their muscles nourished for an extended period, such as overnight or during periods of fasting. Additionally, casein protein powders are often rich in essential amino acids and can help to promote muscle repair and growth, making them a valuable addition to any workout regime.
At a Glance: Our Top Picks
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Top 5 Casein Protein Powders
Applied Nutrition Micellar Casein Protein Powder
The Applied Nutrition Casein Powder is an ideal supplement to take before bedtime, providing a slow release of protein for up to seven hours. This feature ensures your muscles are refuelled while you sleep, aiding in recovery. Available in three delicious flavours—Chocolate, Strawberry, and Vanilla—you can enjoy a tasty treat that complements your training. The powder helps maintain and grow muscle without the need for late-night snacks, delivering essential Branched Chain Amino Acids for muscle repair. Preparation is simple; just mix two scoops with water or milk for an effortless protein boost.
Ekopura Organic Casein Protein Powder 500g
Ekopura Casein Protein offers a 100% organic source of nourishment from grass-fed cows, ensuring you receive pure protein without any hormones, GMOs, or added sugars. With a remarkable 78% protein content, this protein powder aids in muscle recovery, retention, and building, making it ideal for your fitness goals. Its flavourless formula allows you to easily blend it into your favourite shakes, smoothies, or baked goods, maintaining the taste you love. Additionally, the high-quality ingredients provide all essential amino acids, supporting your overall muscle growth and recovery.
PINK SUN Organic Micellar Casein Protein Powder 800g
PINK SUN Casein Protein is a certified organic micellar casein protein powder, derived from grass-fed, hormone-free cows' milk, offering a rich protein content of 79-80%. It is unflavoured, meaning you can enjoy it without any additives or sugars, making it an excellent choice for a clean diet. Being gluten-free and soy-free, this product fits well into vegetarian and wholefood diets. Its thick and creamy texture ensures a slow release of protein, perfect for muscle recovery and sustained energy throughout the day.
More Nutrition Iced Coffee Protein Powder
The More Nutrition Protein Powder is designed to support your fitness goals, whether you're aiming to build muscle or prevent breakdown. Its unique blend of whey and casein provides a sustained release of high-quality protein, helping to keep you feeling full and curb cravings throughout the day. The creamy consistency enhances your experience, making it enjoyable to consume. With a delicious taste available in various flavours, you can easily incorporate this protein powder into your diet without sacrificing flavour.
VPLab Casein & Whey Protein Powder Vanilla
The VPLab Casein Whey combines fast-absorbing whey with slow-digesting casein, making it ideal for muscle building and recovery. This balanced day and night formula supports you both during workouts and throughout your recovery phase at night, ensuring steady protein supply. Scientifically formulated, the whey protein offers all essential amino acids to quickly replenish your muscles after exercise. Additionally, it provides an extended supply of amino acids and immune-boosting immunoglobulins, helping your body recover and stay strong even during intense physical activity.
Frequently Asked Questions (FAQs)
1. Is casein high in protein?
Casein and whey are the two types of protein found in cow's milk, making up 80% and 20% of milk protein respectively ( 1 ). They're high-quality proteins, as they contain all essential amino acids, which you must get from food since your body cannot make them. In addition, they're easily digested and absorbed ( 2 ).
2. What foods contain casein proteins?
Dairy Products All cow's milk AND goat's milk contains casein. Cream, half and half, yogurt and sour cream are other obvious sources of the protein. Ice cream, butter, cheese and pudding also contain it. Foods made with these products -- such as cream-based soups, sherbet, pudding and custard -- are also casein-rich.
3. What are the side effects of casein protein?
Some people are allergic to casein and can experience severe reactions after eating yogurt, cheese or milk and foods containing these ingredients. Casein protein side effects may include wheezing, coughing, itchy skin, hives and swelling of the face and throat.
4. Is casein a natural protein?
Casein is one of three types of protein found in milk, the other two being lactalbumins and lactoglobulins. Some processed foods, such as margarine, bread, soy cheeses and baby formula, may have casein added to them. You'll find casein as a natural component of dairy-based foods such as milk, yogurt and cheeses.
During our casein protein powder research, we found 46 casein protein powder products and shortlisted 5 quality products. We collected and analyzed 19,176 customer reviews through our big data system to write the casein protein powders list. We found that most customers choose casein protein powders with an average price of £20.00.
The casein protein powders are available for purchase. We have researched hundreds of brands and picked the top brands of casein protein powders, including Applied Nutrition, Ekopura, PINK SUN, MORE NUTRITION, vplab nutrition.
In 2000, Phoebe Cooper graduated from the University of London as a Pharmacist. She practiced as a Pharmacist for the better part of 2 decades. Phoebe says she has worked in the majority of health sectors and has sufficient accumulated knowledge and experience. In her practice, Phoebe published a series of eBooks, one of which is titled "Good Health Good Living."