Based on nine rated factors, Grass Fed Whey Protein Isolate by Axe and Sledge is a better product than PROMASIL Casein by RIVALUS. The tables on this page provide a side by side comparison allowing you to make a more informed decision on which product is more effective.

The simple report at the top of the page is a quick and easy way to gauge product effectiveness. For more information, scroll down to the detailed report.

Community Vote

Have you used both products? If so, which worked better for you?

Grass Fed Whey Protein Isolate by Axe and Sledge PROMASIL Casein by RIVALUS

Simple Report

Products are compared against each other in eight areas. A green checkmark is placed under the product that scores higher in each category. An equal sign is shown if both products are equal in a category.

Grass Fed Whey Protein Isolate PROMASIL Casein
Effectiveness Rating
Nutrition Label Transparency
Fat Content Transparency
Effective Ingredients
Ineffective Ingredients
Research Rating
Protein Percent of Calories
Protein Percent of Serving Size
Ranking Within Category
Total Score 4 3

The final score is 4 - 3 in favor of Grass Fed Whey Protein Isolate by Axe and Sledge. To get a more detailed report on how each product is rated and which one is better tailored to fit your needs, scroll below to the detailed report.

Detailed Report

Overview Grass Fed Whey Protein Isolate PROMASIL Casein
Manufacturer Axe and Sledge RIVALUS
Product Category Protein Supplements Protein Supplements
Effectiveness Rating
2.4 out of 3

2.8 out of 3
Nutrition Label Transparency 36% 40%
Fat Content Transparency 100% 100%
Serving Size 1 scoop (28g) 1 scoop (32g)
Protein Percent of Serving Size 79% 75%
Effective Ingredients 1 2
Ineffective Ingredients 0 0
Research Rating
80

40
Ranking Within Category 139 out of 462 191 out of 462

Macronutrient Comparison

Overview Grass Fed Whey Protein Isolate PROMASIL Casein
Calories 100 110
Fat 0g 0.5g
Carbohydrates 3g 2g
Protein 22g 24g
Fat Percent of Calories 0% 4%
Carbs Percent of Calories 12% 7%
Protein Percent of Calories 88% 87%

Ingredient Comparison

This section compares the ingredients and amounts found in both products. Products with a transparency score below 100% do not have amounts for all ingredients.

Ingredient Grass Fed Whey Protein Isolate PROMASIL Casein
Alpha-Lactalbumin amt not listed
Hydrolyzed Casein Protein amt not listed
Micellar Casein amt not listed
Whey Protein Isolate amt not listed

Product Labels

Click on a label below for the full image.

Grass Fed Whey Protein Isolate PROMASIL Casein
Grass Fed Whey Protein Isolate by Axe and Sledge Product Label PROMASIL Casein by RIVALUS Product Label