BioStacks
Sports Research

Whey Protein Isolate (Creamy Vanilla)

Powder · 1 Scoop (36 G) · 63 servings · $1.43/serving

61 / 100Good

Best for

Score Breakdown

Formulation
60
Safety
100
Final score
61/100

Ingredients (24)

Leucine

100%

Dose

3850 mg

Target

2000–5000 mg

Form

Potassium

100%

Dose

140 mg

Target

99–500 mg

Form

Lysine

100%

Dose

2470 mg

Target

1000–3000 mg

Form

Methionine

100%

Dose

640 mg

Target

200–1000 mg

Form

Tyrosine

100%

Dose

780 mg

Target

500–2000 mg

Form

Other Ingredients (6)

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.

Sea SaltFlavor

Basic food-grade salt used for taste in supplements

Whey ProteinProtein Source

Common dairy-derived protein that sometimes appears in the other ingredients list due to label parsing

Stevia ExtractSweetener

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

Sunflower LecithinEmulsifier

Non-GMO, non-allergenic emulsifier derived from sunflower seeds

Whey ProteinProtein Source

Common dairy-derived protein that sometimes appears in the other ingredients list due to label parsing

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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.