BioStacks
California Gold Nutrition

Whey Protein Isolate (Dark Chocolate)

Powder · 40 Grams · 22 servings · $1.89/serving

iHerbAmazon
78 / 100Good

Score Breakdown

Formulation
90
Safety
87
Final score
78/100

Ingredients (4)

Potassium

100%

Dose

180 mg

Target

99–500 mg

Form

—

Dietary Fiber

10%

Dose

1 g

Target

10–30 g

Form

—

Iron

1 mg

Trace amount — not scored

Calcium

130 mg

Trace amount — not scored

Nutrition

Calories and macros.

  • Dietary Fiber1 g

Other Ingredients (7)

SucroseSweetener

Added sugars and high glycemic load; dental caries risk

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

Sea SaltFlavor

Basic food-grade salt used for taste in supplements

Stevia ExtractSweetener

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

Sunflower LecithinEmulsifier

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

Xanthan GumThickener

Natural thickener from fermented carbohydrates

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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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