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Product Overview

Whey Natural Vanilla by Catalyst

Hormone Free
All Natural
Made In USA

CATALYST Grass Fed Whey is the premier whey protein for the modern, elite athlete... guaranteed! Relentlessly researched by leading sports nutrition experts to create the most potent, safe, clean and 100% all-natural whey protein formula. CATALYST Grass Fed Whey is the new, cutting-edge standard that high performance athletes, trainers and coaches can trust. Grass Fed Whey is hormone free with no banned substances and features all-natural Stevia for a rich dessert-like taste you'll love.

  • TRUSTED AND PROVEN muscle building power to spark the best results possible
  • 100% ALL-NATURAL. Clean, safe, ultra-pure, high-performance ingredients
  • NO BANNED SUBSTANCES. No artificial sweeteners, fillers or harmful impurities

Catalyst Grass Fed Whey features a superior, results driven formula and is engineered to be the cleanest most trusted muscle building fuel source for hard training athletes, competitors, trainers and coaches. Grass Fed Whey features a scientifically advanced formulation with a 3:1 whey isolate and concentrate ratio that’s 100% derived from hormone-free milk from grass-fed cows.

Milk from grass-fed cows is proven to deliver greater nutrient content than milk from corn/soy-fed cows. Milk from grass-fed cows is also widely considered as having a superior, complete amino acid profile with high CLA to aid in weight loss.

Catalyst Grass Fed Whey has a rich, delicious taste and is 100% naturally sweetened with stevia and mixes perfectly every time. You can enjoy guilt free, muscle building shakes and smoothies with no artificial sweeteners, banned substances, unlisted ingredients, or harmful impurities.

Athlete inside a gym looking to the left

Why Use Grass Fed Whey

  • Designed for Results
  • Proven to build more lean muscle safely and quickly
  • Rapid recovery from training for enhanced performance
  • Premium Quality Ingredients
  • Advanced whey protein isolate (WPI) and whey concentrate blend
  • Features 100% Grass Fed sourced whey for superior potency & results
  • Guaranteed Safe & Tested
  • NSF Certified for Sport and no rBGH bovine growth hormones
  • No banned substances, unlisted ingredients, or harmful impurities
  • 100% All-Natural
  • No artificial sweeteners or fillers
  • Features all-natural stevia for a rich, dessert like taste!
Vanilla shake

Dietary + Nutrition Info

< 1g

Key Ingredient

Whey Protein Isolate and Whey Protein Concentrate

Catalyst Grass Fed Whey has an advanced 3:1 protein blend of whey isolate (WPI) and whey concentrate which assists in building lean muscle and repairs tissue and muscle damage from exercise.

Learn more about Whey Protein

Other Key Active Ingredients

Stevia leaf extract
Stevia is a natural sugar that has 10.77% fibre. It promotes metabolism and contains ample amounts of potassium, zinc, magnesium and vitamin B3.
Dextrose is a simple sugar that is naturally derived from corn and is 30% less sweet than pure/refined sugar. It can help with building muscle mass and burns fat faster.
Xanthan gum
Xanthan gum is naturally derived from corn, wheat, or soy and contains 7 grams of fiber per tablespoon. It can help support healthy cholesterol and blood sugar levels.

Supplement Facts + Ingredients

Supplement Facts

Serving Size 1 Scoop (30.6g)

Serving Per Container 30

 Serving% DV



Calories From Fat



Total Fat




20 mg


Total Carbohydrate

3 g



1 g



24 g



120 mg



85 mg


* Percent Daily Values are based on a 2,000 calorie diet. Your daily values may be higher or lower depending on your calorie needs.


Protein Blend (Whey Protein Isolate, Whey Protein Concentrate), Dextrose, Natural Flavors, Xanthan Gum, Stevia rebaudiana Leaf Extract, Salt.


Milk, Soy.


Allergen Warning
This product was produced in a facility that may also process ingredients containing milk, eggs, fish, shellfish, tree nuts, peanuts, wheat, and soybeans.


How to Use
Catalyst Whey may be used anytime of the day - try it in your morning smoothie, pre-workout, or post-workout; it's also a great snack between meals, especially if you're looking to up your protein intake. Mix one scoop (30g) with 6-8 oz. of water or your favorite beverage. Store in a cool, dry place. Do not refrigerate. Once opened use within 90 days. 30 servings.

These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.


Pure and Natural.

Whey Natural Vanilla by Catalyst
  • NSF Certified. Grass-fed Whey Protein Blend
  • 30 Servings
  • 24g Protein Blend
  • No artificial colors, flavors, or sweeteners
  • No unnecessary fillers
  • No rBGH bovine growth hormones
  • No banned substances, unlisted ingredients, or harmful impurities


Catalyst By Strength.com - Whey Natural Vanilla has a rating of 4.5 stars based on 30 reviews.

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