An exceptionally pure, fast-acting high-protein drink mix made with isolated whey proteins that have been extensively filtered to remove fat, carbohydrates, lactose, and cholesterol. The macros are about as clean as proteins get.

Rule1 One Proteins R1 Protein - 25g Fast-Acting, Super-Pure 100% Isolate and Hydrolysate Protein Powder with 6g BCAAs (5 Pounds*, Lightly Salted Caramel)

Rule1 One Proteins R1 Protein - 25g Fast-Acting, Super-Pure 100% Isolate and Hydrolysate Protein Powder with 6g BCAAs (5 Pounds*, Lightly Salted Caramel)

Q: How is R1 Protein different than other whey proteins?

100% of the protein in R1 Protein is from intact and hydrolyzed whey isolates. These premium sources yield higher protein content and contain significantly less fat and sugar than concentrates used in typical 100% whey protein formulas.

Q: When are the best times to use R1 Protein?

R1 Protein is best used before and after workouts when fast-delivery of EAAs and BCAAs is most beneficial for muscle repair and recovery.

Q: How do I prepare R1 Protein?

Simply mix one scoop of R1 Protein with 6-8 oz. of cold water, milk, or juice in a shaker cup or in a glass with a spoon. For added variety and nutrient boost, try blending R1 Protein with ice and fruit to create delicious smoothies.

Q: Is R1 Protein suitable for competitive athletes?

As an Informed Choice certified product, R1 Protein is regularly tested for the presence of banned substances by world-class anti-doping laboratory LGC.

4.5/5

Product ID: 545161940

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Details

Brand
Rule1
Flavour
Lightly Salted
Item weight
5 Pounds
Diet type
Gluten Free
Product benefits
Muscle Growth

⚡6g BCAAs for muscle recovery

💪25g fast-absorbing protein

🧪100% isolate + hydrolysate purity

Frequently Bought Together

Rule One Proteins R1 Protein - 25g Fast-Acting, Super-Pure 100% Isolate and Hydrolysate Protein Powder with 6g BCAAs (5 Pounds*, Lightly Salted Caramel)

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Description

🔥 Elevate your grind with the cleanest, fastest protein boost!

BCAA BOOST - 6g of branched-chain amino acids to accelerate muscle repair and reduce fatigue.
PURE POWER PUNCH - 25g of ultra-clean whey isolate and hydrolysate fuels your gains without fillers or fillers.
CLEAN CERTIFIED - Crafted in GMP-certified USA facilities, free from banned substances and artificial additives.
ANYTIME ANYWHERE FUEL - Versatile formula perfect for morning, pre/post-workout, or as a guilt-free snack.
TASTE MEETS TRANSPARENCY - Lightly salted caramel flavor with zero amino spiking or hidden ingredients—just pure performance.

Rule1 One Proteins R1 Protein is a premium 100% whey isolate and hydrolysate powder delivering 25g of fast-acting protein and 6g of BCAAs per serving. Made in GMP-certified US facilities, it contains no fillers, concentrates, or banned substances, offering a pure, great-tasting lightly salted caramel formula designed for anytime use to support muscle recovery and growth.

Specifications

Product Name	Protein Powder
Allergen Information	Milk, Soy
Units	80 gram
Brand	Rule1
Format	Powder
Age Range Description	Adult

Have a Question? See What Others Asked

What is R1 Protein?

How is R1 Protein different than other whey proteins?

When are the best times to use R1 Protein?

How do I prepare R1 Protein?

Is R1 Protein suitable for competitive athletes?

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Trustpilot

TrustScore 4.5 | 7,300+ reviews

Ayesha M.

The product exactly matches the description. Very satisfied with my purchase.

5 days ago

Anjali K.

The product quality is outstanding. Exactly what I needed for my work.

1 month ago

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€ 281.24

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Trustpilot

TrustScore 4.5 | 7,300+ reviews

Rajesh P.

Customer service was outstanding when I had questions about the product.

2 days ago

Anita G.

Good experience, but the tracking updates could be better.

2 months ago

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