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OWYN Plant Protein Zero Sugar
Photo: Open Food Facts contributors (CC BY-SA)

Protein powders

OWYN Plant Protein Zero Sugar

1.32 lb

Excellent out of 100 High confidence
  • Contains non-nutritive sweeteners
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Why it scores 96

OWYN Plant Protein Zero Sugar scores 96 out of 100 (Excellent) under GoodSwap’s published rules. What moved the score most:

  1. Protein blend (unspecified): An ingredient typical of ultra-processed foods (NOVA group 4). Info
  2. Pea protein: An ingredient typical of ultra-processed foods (NOVA group 4). Info
  3. Soluble corn fiber (resistant dextrin): An additive class typical of ultra-processed foods (NOVA group 4). Info

Every line of the math is on The Receipt below, with its evidence tier and sources.

The Receipt

Plant Protein Zero Sugar

START100

Ingredients

  • Protein blend (unspecified)
    Info An ingredient typical of ultra-processed foods (NOVA group 4). [1]
  • Pea protein
    Info An ingredient typical of ultra-processed foods (NOVA group 4). [1]
  • Soluble corn fiber (resistant dextrin)
    Info An additive class typical of ultra-processed foods (NOVA group 4). [1]
  • Natural flavors
    Info "Natural flavor" is a legal category (21 CFR 101.22(a)(3)): flavor substances from spices, fruits, vegetables, meat, dairy or fermentation. [2][1]
  • Monk fruit extract
    Emerging WHO (2023) recommends against using non-sugar sweeteners to control body weight (conditional recommendation); US dietary guidelines advise limiting them. [3][4]
subtotal−4
TOTAL 96Excellent

100 − 4 = 96

GTIN 00850043711612 · 2026-06-07

score v1.3.0 · kb 2026.10.11

High confidence

Same product, same score. Every time.

Nutrition per 100 g

Energy361 kcal
Fat7 g
Saturated fat1 g
Trans fat0 g
Carbohydrates14.1 g
Sugars0 g
Added sugars0 g
Fiber8 g
Protein60.2 g
Salt2.2 g

Serving: 2 scoops (49.8 g)

Ingredients

High Moderate Not recognized Tap an ingredient for its evidence and rules.
Label text, as published

OWYN Protein Blend (Pea protein, pumpkin protein), OWYN Amino Acid Blend (taurine, L-leucine, L-isoleucine, L-valine, fruit extract, sea salt), OWYN Vitamin/Mineral Blend (ascorbic acid, L-tryptophan, L-methionine, soluble fiber, natural flavors, monk fruit extract, d-alpha-tocopheryl acetate, retinyl palmitate, zinc oxide, cholecalciferol, pyridoxine hydrochloride, thiamine hydrochloride, riboflavin, cyanocobalamin, folic acid, niacinamide), Bacillus coagulans, OWYN Superfoods Greens Blend (broccoli, kale, spinach).

Allergens and diets

  • Vegan
  • Vegetarian
  • Palm-oil-free

Always check the package: recipes change.

Healthiest protein powders in the US

More from OWYN

Sources

  1. Ultra-processed foods: what they are and how to identify them

    Public Health Nutrition · April 2019 · Peer-reviewed

    doi.org

  2. 21 CFR 101.22 Foods; labeling of spices, flavorings, colorings and chemical preservatives

    Electronic Code of Federal Regulations (eCFR), U.S. Office of the Federal Register · Dec 19, 2016 · Law

    “whose significant function in food is flavoring rather than nutritional.”

    ecfr.gov

  3. WHO advises not to use non-sugar sweeteners for weight control in newly released guideline

    World Health Organization · May 15, 2023 · Agency assessment

    “The recommendation is based on the findings of a systematic review of the available evidence which suggests that use of NSS does not confer any long-term benefit in reducing body fat in adults or children.”

    who.int

  4. Dietary Guidelines for Americans, 2025–2030

    U.S. Department of Health and Human Services and U.S. Department of Agriculture · January 2026 · Regulator

    “Limit foods and beverages that include artificial flavors, petroleum-based dyes, artificial preservatives, and low-calorie non-nutritive sweeteners.”

    cdn.realfood.gov