BioStacks
Nutricost

Beef Protein Isolate

Powder · 1 Scoop (1/3 C) (29 G) · 32 servings · $1.28/serving

86 / 100Excellent

Score Breakdown

Formulation
86
Safety
100
Final score
86/100

Ingredients (4)

Potassium

100%

Dose

110 mg

Target

99–500 mg

Form

Dietary Fiber

20%

Dose

2 g

Target

10–30 g

Form

Calcium

10 mg

Trace amount — not scored

Iron

1.8 mg

Trace amount — not scored

Nutrition

Calories and macros.

  • Dietary Fiber2 g

Other Ingredients (4)

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.

CocoaFlavor

Common food ingredient used for chocolate flavoring in supplements

Rebaudioside MSweetener

High-purity steviol glycoside (Reb M) used as a natural high-intensity sweetener with minimal aftertaste

Stevia ExtractSweetener

Zero-calorie natural sweetener extracted from the leaves of Stevia rebaudiana

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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.