BioStacks
MyProtein

Impact Whey Protein Powder (Unflavored)

Powder · 1 Scoop (30 G) · 33 servings · $1.03/serving

iHerbAmazon

Ingredients (4)

Potassium

100%

Dose

120 mg

Target

99–500 mg

Form

—

Calcium

75%

Dose

150 mg

Target

200–600 mg

Form

Not listed

Iron

0.3 mg

Trace amount — not scored

Vitamin D

Amount not found

Nutrition

Calories, macros & sodium.

  • Sodium50 mg

Other Ingredients

No other ingredients listed

How to Take It

Take it anytime

Take with food — potassium salts on an empty stomach commonly cause nausea.

With food
Keep it away from high-oxalate foods like spinach
Space it a couple of hours from Iron, Magnesium and Zinc

On the label

Mix 1 Scoop with 6-8oz cold water.

General guidance based on the ingredients, not a substitute for the label or your doctor.

Price Check

$33.99

$10$20$50

Pricier than 85% of 294 calcium 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.

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