KOS Protein Deals

Compare all KOS protein powders ranked by price per gram of protein. Find the best value KOS products.

3 products•Updated Jul 15, 2026, 8:32 AM UTC

Filter:

Sort:

Product	Price	Servings	Protein	Price/Serving	Price/Protein
KOS Vegan Protein Powder Erythritol Free, Chocolate - Organic Pea Protein Blend, Plant Based Superfood Rich in Vitamins & Minerals - Keto, Dairy Free - Meal Replacement for Women & Men, 28 Servings KOS	$54.99	28	20g	$1.96	$0.098/g
KOS Vegan Protein Powder Erythritol Free, Vanilla USDA Organic - Pea Protein Blend, Plant Based Superfood Rich in Vitamins & Minerals - Keto, Dairy Free - Meal Replacement for Women & Men, 28 Servings KOS	$54.99	28	20g	$1.96	$0.098/g
KOS USDA Organic Blue Spirulina Powder, Phycocyanin - Vegan Algae Superfood - Natural Food Coloring for Smoothies & Protein Drinks, Plant Based, Non GMO - 27 Servings KOS	$31.99	27	N/A	$1.18	N/A

About KOS Protein Products

We track 3 KOS protein products on Amazon, with prices ranging from $31.99 to $54.99 and the best value starting at $0.10 per gram of protein. All prices are updated daily so you can always find the most current deals.

Other Popular Brands

Orgain Vega Optimum Nutrition Dymatize NAKED Rule 1 Proteins Animal Isopure Nutricost Garden of Life NOW Foods BSN All Brands →

Browse by Category

Whey Protein Plant-Based Isolate Casein Blends

Data sourced from Amazon. Prices updated daily. Last update: Jul 15, 2026, 8:32 AM UTC