R1 Casein by Rule 1 Proteins

Sustained-release protein support for all-day nourishment

Stay on top of your fitness routine with the slow-digesting power of R1 Casein by Rule 1 Proteins. This premium casein protein powder releases protein gradually to help nourish your body over extended periods, especially between meals or overnight. Designed for those who need consistent muscle support, R1 Casein by Rule 1 delivers a pure, no-blend formula that helps fuel your active lifestyle while keeping you fuller for longer.

Whether you’re working toward your fitness goals or looking for a protein powder that supports recovery and satiety, R1 Casein by Rule 1 is a smart addition to your daily nutrition. It’s high in protein, low in sugar, and rich in calcium, making it an ideal option for anyone wanting quality without compromise.

Benefits of R1 Casein by Rule 1 Proteins:

• Provides 25g of sustained-release protein per serve to support muscle recovery
• Keeps you feeling fuller for longer to help manage hunger between meals
• Pure micellar casein formula with no blends or fillers
• Rich in calcium to support bone health
• Low in fat and sugar, ideal for lean nutritional support
• Mixes into a smooth and delicious shake for anytime nourishment

Is R1 Casein suitable to take before bed?

Yes, R1 Casein by Rule 1 is an excellent choice for a nighttime protein shake thanks to its slow-digesting nature, providing steady protein release throughout the night.

Does this protein contain any blends or added fillers?

No, R1 Casein by Rule 1 contains 100% pure micellar casein with no protein blends or unnecessary additives.

If you’re looking for a high-quality casein protein to support lean muscle and long-lasting nourishment, R1 Casein by Rule 1 Proteins delivers trusted performance in every scoop.