BioStacks
NOW

Whey Protein Isolate (Unflavored)

Powder · 28 Grams · 19 servings · $1.55/serving

91 / 100Excellent

Score Breakdown

Formulation
91
Safety
100
Final score
91/100

Ingredients (4)

Potassium

100%

Dose

155 mg

Target

99–500 mg

Form

Iron

Amount not found

Calcium

121 mg

Trace amount — not scored

Vitamin D

Amount not found

Nutrition

Calories and macros.

  • Dietary Fiber0 g

Other Ingredients (2)

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.