EVIDENCE-BASED SUPPLEMENT SCORING
5.8/10
AVERAGE

Confidence: 70%

Sports Research Whey Protein Isolate - Sports Nutrition Protein Powder 25g per Serving - 2.27lb Bag Whey Protein - Dutch Chocolate Bulk Protein Powder, 25 Servings

Sports Research Whey Protein Isolate - Sports Nutrition Protein Powder 25g per Serving - 2.27lb Bag Whey Protein - Dutch Chocolate Bulk Protein Powder, 25 Servings

B0CRGMRTFR

View on Amazon →

Decision summary

CONSIDERAVERAGE

Not a strong option overall. The product is materially held back by weaker formulation coherence.

Best for

Buyers comparing price and availability and okay with a middle-of-the-pack option.

Consider another option if

You want one of the best-absorbed options in this category.

Score breakdown

Tap a module to see what it measures. A 0 can reflect missing disclosure, not just a negative result.

Dosage quality

1.7/10

Dosing looks weaker than ideal

Checks whether labeled ingredient amounts fall within clinically studied ranges (not just regulatory minimums). Low/0 can reflect under-dosing or missing amounts (e.g., proprietary blends).

Multi-ingredient formulation analysis

Dose 1.7/10 · Bioavailability 6.2/10 · Coherence 0/10

Dose quality suggests a diluted formulation.

This is a multi-ingredient product. The score reflects formulation quality, not efficacy for a specific health goal.

Score summary

Leucine: high-bioavailability form declared (L Leucine). The main limitation is that leucine: below clinically studied range.

Strengths

Leucine: high-bioavailability form declared (L Leucine)
Vitamin-d: high-bioavailability form declared (Cholecalciferol (D3))

Weaknesses

Leucine: below clinically studied range
Formula coherence is weak: diluted, decorative or overly complex
Vitamin-d: below clinically studied range

Final verdict

Not a strong option overall. The product is materially held back by weaker formulation coherence.

Ingredient Analysis & Evidence

A closer look at the main ingredients, how they influence the score, and the supporting evidence when available. Tap any ingredient to expand.

⚠ Dose is below commonly used clinical ranges

One of the weaker points: Dose is likely below clinically useful levels. The declared form supports strong absorption.

Clinical dosing guidance

Based on established dosing ranges used in clinical practice.

Min effective: 2000 mgOptimal: 3000 mgUpper: 10000 mgGrade: A

Evidence inferred from established knowledge, not directly linked studies

A clear drag on the formula: Dose is likely below clinically useful levels. The declared form supports strong absorption.

Clinical dosing guidance

Based on established dosing ranges used in clinical practice.

Min effective: 800 IUOptimal: 2000 IUUpper: 4000 IUGrade: A

⚠ Dose is below commonly used clinical ranges

One of the weaker points: Dose is likely below clinically useful levels. The label does not specify the form, so absorption quality cannot be verified.

Clinical dosing guidance

Based on established dosing ranges used in clinical practice.

Min effective: 5 gOptimal: 15 gUpper: 30 gGrade: B

⚠ Dose is below commonly used clinical ranges

A clear drag on the formula: Dose is likely below clinically useful levels. The label does not specify the form, so absorption quality cannot be verified.

Clinical dosing guidance

Based on established dosing ranges used in clinical practice.

Min effective: 500 mgOptimal: 1000 mgUpper: 2500 mgGrade: A

⚠ Dose is below commonly used clinical ranges

A clear drag on the formula: Dose is likely below clinically useful levels. The label does not specify the form, so absorption quality cannot be verified.

Clinical dosing guidance

Based on established dosing ranges used in clinical practice.

Min effective: 15 mgOptimal: 18 mgUpper: 45 mgGrade: A

⚠ Dose is below commonly used clinical ranges

This is a limiting factor: Dose is likely below clinically useful levels. The label does not specify the form, so absorption quality cannot be verified.

Clinical dosing guidance

Based on established dosing ranges used in clinical practice.

Min effective: 1500 mgOptimal: 2600 mgUpper: 5000 mgGrade: A
Sports Research Whey Protein Isolate - Sports Nutrition Protein Powder 25g per Serving - 2.27lb Bag Whey Protein - Dutch Chocolate Bulk Protein Powder, 25 Servings

Sports Research Whey Protein Isolate - Sports Nutrition Protein Powder 25g per Serving - 2.27lb Bag Whey Protein - Dutch Chocolate Bulk Protein Powder, 25 Servings

Warnings & notes

Important label or formulation details that may affect how this product should be interpreted.

!

Leucine dose looks below clinically effective levels

Declared amount falls below ranges used in human trials.

Warning

Formula design looks less coherent than stronger alternatives

The formulation appears less focused than better-built options.

Note
!

Vitamin D dose looks below clinically effective levels

Declared amount falls below ranges used in human trials.

Warning

Methodology

Read our methodology overview to understand how SuppScoreLab combines multiple scientific dimensions into one practical score.

View methodology →

This evaluation is based on the product label and declared Supplement Facts available at review time. It does not verify laboratory-tested composition, purity, or batch-level quality. This content is educational and not medical advice. Consult a qualified healthcare professional for personal health decisions. Affiliate disclosure: SuppScoreLab may earn a commission from qualifying Amazon links.

Still comparing options?

See the best Protein Powder supplements ranked with the same methodology, or keep exploring the database.

As an Amazon Associate I earn from qualifying purchases.