Kos Vegan Protein Powder

kos vegan protein powder

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  • Multi-source vegan protein powder 
  • USDA-certified organic, soy-free, gluten-free, dairy-free, non-GMO
  • Digestive support via DigeSEB to help maximize absorption
Manufacturer: Category:

Pros & Cons

What we like ...
  • Manufactured in the USA
  • 7 flavors available
  • Under $1.50 per serving
What needs improvement ...
  • Customers say it has a gritty/chalky flavor
  • Some users reported protein gave them stomach issues
  • Reports of strong sweetness and bad aftertaste

Product Summary

Kos Protein uses a combination of pea, flaxseed, quinoa, pumpkin seed, and chia seed to provide 20 grams of protein per serving. Kos has also added essential vitamins and minerals. There is also digestive support in the form of DigeSEB, a proprietary digestive enzyme blend that Kos claims helps the body maximize protein absorption.

Kos shares that they responsibly source all their ingredients, their protein is USDA-certified organic, gluten-free, dairy-free, soy-free, with no artificial sweeteners, colors or GMOs. 

Kos protein has a lot of reviews and most of them are positive. Multiple people thought it was the best chocolate protein powder they have tried. They liked using it as a protein shake or added to their oatmeal. There were complaints of the taste being overwhelmingly sweet and having a bad aftertaste. There are multiple negative reviews reporting a variety of stomach issues such as bloating, gas, and cramps. 


Servings per container


Protein per serving

20 grams

Calories per serving


Price per serving


Chocolate, Vanilla, Blueberry Muffin, Chocolate Chip Mint, Chocolate Peanut Butter, Salted Caramel Coffee, Unflavored


GGR Community Reviews

Kos Vegan Protein Powder

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      Kos is a vegan protein with a lot of positive reviews, but a number of people experienced stomach issues using this protein powder.