BioStacks
Optimum Nutrition

Gold Standard 100% Whey Protein Powder (Thin Mints)

Powder · 32 G (About 1 Scoop) · 22 servings · $1.27/serving

58 / 100Average

Score Breakdown

Formulation
94
Safety
62
Final score
58/100

Ingredients (3)

Potassium

100%

Dose

240 mg

Target

99–500 mg

Form

Calcium

130 mg

Trace amount — not scored

Iron

1.1 mg

Trace amount — not scored

Other Ingredients (10)

SucraloseSweetener

Dose context matters. As a trace excipient in a tablet coating or capsule, the amount is minimal and not a meaningful concern. The evidence below applies to the gram-level intakes typical of sweetened protein powders, pre-workouts, and drink mixes: a 2022 human trial (Suez et al., Cell) showed sucralose disrupts gut bacteria and worsens blood sugar control in healthy adults, and a 2023 study (Schiffman et al.) found that sucralose-6-acetate — a compound formed when sucralose is digested — was genotoxic to human cells in vitro. It remains an artificial sweetener with no nutritional purpose.

Artificial FlavorsFlavor

Composition is proprietary and not disclosed on the label, so allergens or solvents cannot be verified. Naturally flavored alternatives are more transparent.

Natural FlavorsFlavor

Broad regulatory category of flavor constituents derived from natural sources. Composition is proprietary and not disclosed — 'Natural Flavors' can include several hundred different compounds depending on the target flavor profile, including hexane-extracted constituents and proprietary carrier solvents. 'Natural' is a regulatory definition (21 CFR §101.22), not a safety guarantee.

Soy LecithinEmulsifier

Widely used emulsifier derived from soybeans

CocoaFlavor

Common food ingredient used for chocolate flavoring in supplements

Guar GumThickener

Natural thickener derived from guar beans

Gum AcaciaBinder

Natural plant gum (acacia) used as a binder, stabilizer, and emulsifier in foods and supplements

Sea SaltFlavor

Basic food-grade salt used for taste in supplements

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Sources & Scoring

Nutrient data (RDA, UL, and safety thresholds) sourced from: NIH Office of Dietary Supplements and National Academies Dietary Reference Intakes (DRI).

This is not medical advice. Consult a healthcare provider before making changes to your supplement routine.

The score analyzes what's on the label: ingredient doses vs. clinical ranges, chemical forms, evidence levels, and known interactions. It does not verify label accuracy or test for contaminants — for that, look for third-party certifications like USP or NSF.