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Best Protein Powder

KOS

Organic Plant Protein (Superfood Plant Protein Powder)

KOS Organic Plant Protein (Superfood Plant Protein Powder) is a plant blend protein powder with 20 g of protein per 2 scoops (39 g). It scores 51/100 on the TBPP Quality Score. It is USDA Organic.

No third-party testing found
Our score
51/100
Methodology v1.0
Protein
20g
2 scoops (39 g)
Sugar
2g
Per serving
Protein by weight
51%
Per serving
$2.13
$2.67 per 25 g protein

Nutrition per serving

Chocolate flavor, from the label.

Nutrition per serving
Serving size2 scoops (39 g)
Protein20 g
Calories160
Carbohydrates9 g
Sugar2 g
Fat7 g
Sodium330 mg
Protein by weight51%
LeucineNot verified
BCAAsNot verified

How it scored

51 of 100 points. How we score

CriterionPointsWhy
Protein density6 / 3051% of each scoop is protein
Third-party testing0 / 25No verified independent testing program
Label transparency20 / 20Fully disclosed formula, no amino spiking
Sugar10 / 102 g sugar per serving
Ingredient simplicity10 / 10Natural flavors and sweeteners
Verified label data5 / 57 of 7 label values verified

Formula and label

Formula and label
TypePlant Blend
Protein sourcesOrganic Pea Protein, Organic Pumpkin Seed Protein, Organic Flax Seed, Organic Quinoa, Organic Chia Seed
Third-party testingUSDA Organic
SweetenersCoconut Sugar, Stevia Leaf Extract, Monk Fruit Extract
Proprietary blendNo
Added free amino acidsNo
DietaryVegan, Gluten-Free, Dairy-Free, Soy-Free, Organic
AllergensTree Nuts (Coconut)
Made byKOS
Sold atVitacost, H-E-B, Stop & Shop

Price

$31.99–$59.99 for 1.3 lb (about 15 servings) at Vitacost; 28 servings at $59.99 on kos.com. About $2.13 per serving, or $2.67 per 25 g of protein.

Sizes: 1.2 lb, 1.3 lb, 1.5 lb, 1.7 lb, 2.34 lb, 28 servings (vanilla, brand site), single-serve packet (1.37 oz)

Flavors (4)

  • Chocolate
  • Vanilla
  • Unflavored & Unsweetened
  • Strawberries & Cream

Sources

Brand page (kos.com, 2026-10-13) shows only Vanilla 28 servings at $59.99 with 20 g protein, 3 g fiber, 2 g added sugar, protein sources, sweeteners (stevia, monk fruit, coconut sugar), USDA Organic, vegan/gluten-free/dairy-free/soy-free claims; it has no full nutrition panel. Full Chocolate label (2 scoops 39 g, ~15 servings, 160 kcal, 7 g fat, 330 mg sodium, 9 g carbs, 2 g sugar, 20 g protein, ingredients, Contains: tree nuts (coconut)) and $31.99 price from Vitacost listing reproducing the label. Non-GMO/Kosher appear only as badge images on brand page, so not listed. Costco availability not verified. Note: kos.co redirects to an unrelated host and was not used.

Good to know

Last checked 2026-10-13. Labels change, so check the package before buying if you have allergies. If you are pregnant, nursing or buying for a child, ask your doctor before adding a supplement.