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R1 Protein

Whey Isolate/Hydrolysate

335 total reviews

$124.99 $87.49
$124.99
OR 25000 REWARDS POINTS / JOIN TO EARN

By using super-pure 100% whey isolate and fast-acting whey hydrolysate, while completely omitting the use of whey concentrates, creamers, gums, and other fillers, we’re left with an industry leading Protein Purity Percentage (PPP) of up to 87%*. Gram for gram, R1 Protein has more fast-acting whey protein per unit of volume…period.


Flavor Chocolate Fudge
Approx Size^
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“Absolutely love this protein!! Incredible taste, the macros are spot on, and it mixes/blends better than any other protein I’ve tried.” 

- Alex

R1

Protein

WHAT IT IS

Our Flagship Protein.

Our fast-acting combination of whey isolate and hydrolyzed whey isolate (and virtually nothing else) supports muscle repair and recovery.
WHAT'S IN IT
As Pure as it Gets.

This protein formula is as pure as it gets. With 25g of protein and over 6g of BCAAs — entirely from intact and hydrolyzed whey protein isolates — R1 Protein helps support the recovery and growth aspirations of the most ardant muscle builders.
 

  • 25g fast-acting protein
  • 100% of protein from whey isolates and hydrolysate isolates 
  • 6g+ BCAAs^^
     

Informed Choice® Certified. 
Regularly tested for banned substances by the world class sports anti-doping lab, LGC.

 

*PPP varies by flavor and is calculated as protein per serving (g)/serving size (g) x 100.

Per serving
^^ Amino acids are naturally occurring and approximated.
^ Weights are rounded to the nearest pound. Product sizing and servings per container vary slightly between flavors.

 

Warnings
SELECT FLAVOR

When to use it

Anytime

R1 Protein provides essential amino building blocks to support muscle recovery any time, but is most effective when consumed immediately after workouts.  Also, try it around workouts, between meals, or in the evenings before going to sleep.

 

Mixing Directions

Simply drop one (1) scoop of easy-mixing R1 Protein powder into 8 oz. of cold water in a shaker or 16 oz. glass. Shake or stir it up! Set your blender on high to make it extra smooth.

Customer Reviews

Based on 335 reviews
93%
(311)
3%
(11)
2%
(7)
0%
(1)
1%
(5)
T
Taylor Stefan
BEST PROTEIN POWDER

by far the best protein I’ve bought-taste, macros, and digestion wise. Love mixing it in with my cream of rice. So far my top flavors are the fruity cereal and chocolate fudge…100% going for the salted caramel and chocolate peanut butter next! Would recommend this brand to EVERYONE!

M
Michael McGowan
Clean protein

Great taste. Mixes well

M
Michael

Great taste

W
William Taylor
Good protein

I only use Rule one Protein to enhance work outs and growth.

K
Kimberely Bircher
R1 Protein

I have tried every flavor and they are all delicious and taste exactly like whatever flavor it says. It is good in water, almond milk, and coffee!

QUALITY IS RULE 1. SUPERIOR VALUE IS RESULT

As one of few brands who actually makes the advanced formulas we bring to market, Rule 1 Proteins is in a unique position to maintain complete control through every step in the process.

QUALITY IS RULE 1. SUPERIOR VALUE IS RESULT