R1 Protein WPI by Rule 1 Proteins is an ultra-clean, fast-absorbing whey protein isolate and hydrolysate formula for serious athletes who demand maximum purity and performance. It delivers high protein content with virtually zero fat, sugar, or fillers, making it ideal for post-workout recovery and lean muscle growth.
Key Features
25g of whey protein isolate and hydrolysate per serve
Zero fat and zero sugar
Only 1g of carbohydrates
Over 6g of naturally occurring BCAAs
No gums, creamers, fillers, or amino acid spiking
Ultra-fast absorption for efficient recovery
Benefits
Supports lean muscle growth and repair
Promotes faster post-workout recovery
Helps maintain optimal daily protein intake
Clean formula trusted by performance-focused athletes
How to Use
Mix one scoop with 200–300ml of cold water or milk. Consume immediately post-workout or between meals to meet your daily protein needs.
Ingredients
Ingredients may vary slightly by flavour. Typical formula includes: Whey Protein Isolate, Whey Protein Hydrolysate, Natural & Artificial Flavours, Sweeteners, Emulsifiers.
Allergens: Contains milk. May contain soy.
Nutrition (Typical per Serve)
Protein – 25g
Carbohydrates – 1g
Fat – 0g
BCAAs – 6g+
Exact values vary by flavour. Check label for full nutrition facts.
FAQs
What is the difference between R1 WPI and R1 Whey Blend? R1 WPI contains only whey isolate and hydrolysate, making it leaner and faster-digesting. R1 Whey Blend includes concentrate, isolate, and hydrolysate for a more balanced profile.
Can I take it more than once a day? Yes — use as needed to meet your protein requirements.
Customer Reviews
★★★★★
Larissa R. "Great isolated whey protein — smooth texture and excellent taste."
★★★★☆
Samir K. "Best mixing protein I’ve used, great taste, but a little pricey."
★★★★★
Chiara L. "Super easy to drink, no powdery or grainy texture. My go-to protein now."
★★★★★
Rhys B. "All the flavours are great. I don't buy any other protein now."