
By Rule One
R1 Protein Birthday Cake offers high-purity 100% whey isolate and hydrolysate for muscle recovery and growth. Free from fillers, it provides fast-absorbing protein in a convenient powder form, ideal for athletes and fitness enthusiasts seeking effective post-workout nutrition.
75 servings
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Royal Mail Tracked 48
DPD 48-72 (UK Mainland)
For full details, check our Delivery Help & Returns page.
R1 Protein Birthday Cake is a premium protein supplement featuring 100% whey isolate and hydrolysate, designed for athletes and fitness enthusiasts. With an industry-leading protein purity percentage of up to 87%, it supports muscle recovery and growth without fillers or additives.
Mix 1 scoop (approximately 30g) of R1 Protein with 6-8 ounces of water or milk in a shaker or blender. Consume post-workout or as needed throughout the day to meet your protein requirements.
Serving size: 30g — Servings per container: 75
What is R1 Protein made from?
R1 Protein is made from 100% whey protein isolate and whey protein hydrolysate, ensuring high purity and fast absorption.
How should I store R1 Protein?
Store R1 Protein in a cool, dry place away from direct sunlight to maintain its quality.
Can I use R1 Protein for weight loss?
Yes, R1 Protein can be part of a weight loss plan by providing high-quality protein while keeping calories low.
Is R1 Protein suitable for vegetarians?
R1 Protein contains whey, which is derived from milk, making it suitable for lacto-vegetarians but not for vegans.
What is the best time to take R1 Protein?
The best time to take R1 Protein is post-workout to support muscle recovery, but it can also be consumed throughout the day as needed.
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