BioStacks
Optimum Nutrition

Gold Standard 100% Isolate (Rich Vanilla)

Powder · 1 Scoop (30g) · 24 servings · $1.72/serving

iHerbAmazon

Best for

HydrationMuscle

Ingredients (2)

Dietary Protein

100%

Dose

25 g

Target

20–30 g

Form

—

Calcium

140 mg

Trace amount — not scored

Nutrition

Calories, macros & sodium.

  • Sodium80 mg

Other Ingredients (1)

Capsule ShellCapsule

Generic capsule shell where the label does not specify the material. Common materials are hypromellose (HPMC) for vegetarian capsules and gelatin for traditional capsules — both are GRAS-listed and safe. Fish gelatin and pullulan variants also exist.

How to Take It

Take it anytime

Timing doesn't matter for this one — taking it consistently does.

With or without food

On the label

Combine 30 grams (about 1 scoop) into 6-8 fluid ounces of cold water, milk, or beverage of your choice. Stir, shake, or blend until dissolved.

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

Price Check

$41.17

$20$50

Near the median of 118 hydration 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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