Grass-Fed Whey Protein

Promix grass fed whey protein comes from the milk of heritage breed cows in Northern California. We’ve partnered with family farms to bring you an undenatured whey protein powder with superior bioavailability... Read more

Promix grass fed whey protein comes from the milk of heritage breed cows in Northern California. We’ve partnered with family farms to bring you an undenatured whey protein powder with superior bioavailability and unsurpassed purity. Small batch processing and independent third party testing ensures the highest quality organic whey protein is delivered from our USA GMP Certified production and packaging facilities. Containing no gluten, soy, hormones, antibiotics, or GMO’s, Promix Nutrition’s grass fed protein powder is cold-processed and multi-stage micro-filtered, naturally containing immunoglobulins, lactoferrin, and IGF-1. Choose grass fed whey protein powder from ProMix Nutrition for real ingredients and real results.

Recommended Recommended based on your Protein Calculator results. Re-run Protein Calculator?
Unflavored Whey Protein Powder
the original, smooth & light flavor

from $39

Quick Shop
In Stock: Out of Stock
Recommended Recommended based on your Protein Calculator results. Re-run Protein Calculator?
Raw Chocolate Whey Protein Powder
elevated chocolate experience

from $49

Quick Shop
In Stock: Out of Stock
Recommended Recommended based on your Protein Calculator results. Re-run Protein Calculator?
Vanilla Whey Protein Powder
perfectly balanced vanilla

from $49

Quick Shop
In Stock: Out of Stock
Recommended Recommended based on your Protein Calculator results. Re-run Protein Calculator?
Peanut Butter Whey Protein Powder
an all-American classic

from $39

Quick Shop
In Stock: Out of Stock
Recommended Recommended based on your Protein Calculator results. Re-run Protein Calculator?
Chocolate Whey Protein Powder
two favorites, blended

from $39

Quick Shop
In Stock: Out of Stock
Recommended Recommended based on your Protein Calculator results. Re-run Protein Calculator?
One Ingredient Whey Protein Powder
the original, smooth & light flavor

$49

Quick Shop
In Stock: Out of Stock

No Glyscophosphate. No Gums. No Gluten. No Soy. No Antibiotics. No Hormones. No GMOs. No Fillers. No Artificial Anything. No Glyscophosphate. No Gums. No Gluten. No Soy. No Antibiotics. No Hormones. No GMOs. No Fillers. No Artificial Anything. No Glyscophosphate. No Gums. No Gluten. No Soy. No Antibiotics. No Hormones. No GMOs. No Fillers. No Artificial Anything. No Glyscophosphate. No Gums. No Gluten. No Soy. No Antibiotics. No Hormones. No GMOs. No Fillers. No Artificial Anything.

Measured Success

Detail oriented beyond the basics

100% GMP certified facilities
and batch testing

97% Plastic-free
packaging

94% of ingredients sourced
from North America

1% of sales are committed
to 1% for the Planet

Promix Ingredients

90 Day Guarantee

We stand by the quality of our products. If you are not satisfied with any purchase from Promix, contact us within 90 days for a full refund.

Grass-Fed Whey Protein

Finding a clean grass-fed whey protein that tastes good hasn’t always been easy–until now. Promix dietitian-developed, science-backed grass-fed whey protein is formulated with high-quality ingredients to help you improve muscle growth and recovery, all without sacrificing quality, safety, convenience, or taste.

Promix clean protein powders are free of artificials, gluten, soy, hormones, antibiotics, and GMOs. Each serving contains 25 grams of protein, at least 4.6 grams of BCAAs, and formulated to the standards of professional athletes from all walks of life for your satisfaction guaranteed–or your money back. 

Try Promix grass-fed whey protein powder flavors like vanilla, chocolate, peanut butter, chocolate peanut butter, or unflavored in your water, post-workout shakes and smoothies, while baking, or between meals to meet your protein goals.

What Makes Promix Grass-Fed Whey Protein Different?

Our grass-fed whey protein is made from the milk of certified grass-fed Irish cows. We’ve partnered with family farms to bring you an undenatured whey protein powder with superior bioavailability and unsurpassed purity.

Small batch processing and independent third-party testing ensure the highest quality organic whey protein is delivered from our USA GMP Certified production and packaging facilities. Containing no gluten, soy, hormones, antibiotics, or GMOs, Promix Nutrition’s grass-fed protein powder is cold-processed and multi-stage micro-filtered, naturally containing immunoglobulins, lactoferrin, IGF-1, and sunflower lecithin for improved blending and absorption.

Athlete Approved Grass-Fed Whey Protein

Wondering if Promix grass-fed whey protein is for you? Our customers praise our grass-fed whey protein for its smooth, creamy, and consistent flavors. Athletes love that it’s non-clumping, easy to mix, and that it does not leave a poor aftertaste. Gain more insight about our protein powder and other protein supplements through our customer reviews.

Try Promix Protein Risk-Free Today

Try Promix grass-fed whey protein risk-free today and experience the difference clean nutritional supplements can make in the way you train. Be sure to check out our list of other natural supplements and high-protein snacks to find the right nutritional products to fit your dietary needs and fitness goals.