EVIDENCE-BASED SUPPLEMENT SCORING
5.7/10
AVERAGE

Confidence: 56%

BSN SYNTHA-6 Whey Protein Powder with Micellar Casein, Milk Isolate, Strawberry Milkshake, 48 Servings (Packaging May Vary)

BSN SYNTHA-6 Whey Protein Powder with Micellar Casein, Milk Isolate, Strawberry Milkshake, 48 Servings (Packaging May Vary)

B002DYJ1D8

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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

5.1/10

Acceptable dosing, but not standout

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 5.1/10 · Bioavailability 4.2/10 · Coherence 0/10

Ingredient form quality suggests suboptimal ingredient forms.

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

Score summary

Whey-protein: high-bioavailability form declared (Hydrolyzed). The main limitation is that formula coherence is weak: diluted, decorative or overly complex.

Strengths

Whey-protein: high-bioavailability form declared (Hydrolyzed)

Weaknesses

Formula coherence is weak: diluted, decorative or overly complex
Calcium: below clinically studied range
Potassium: 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.

⚠ Strong evidence exists, but dose may be too low to be effective

A clear drag on the formula: Dose is below the ranges usually used for stronger effects. The declared form supports strong absorption.

Scientific evidence

Meta-analysis

Tang et al. meta-analysis protein supplementation and muscle mass gain

British Journal of Nutrition • 2009

PMID: 22150425.0

Evidence inferred from established knowledge, not directly linked studies

Solid but not a standout: Clinical dosing guidance is limited for this ingredient.

No supporting studies or dosing references are currently available for this ingredient.

⚠ Strong evidence exists, but dose is below effective threshold

Dose is below the minimum effective threshold. 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.

Scientific evidence

Meta-analysis

Tang et al. meta-analysis calcium supplementation and fracture risk

BMJ • 2007

PMID: 17720017.0

⚠ Dose is below commonly used clinical ranges

Dose is below the minimum effective threshold. 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

⚠ Strong evidence exists, but dose is below effective threshold

Dose is below the minimum effective threshold. 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.

Scientific evidence

Systematic review

Boyle et al. systematic review magnesium and subjective anxiety

Nutrients • 2017

PMID: 28145455.0

Meta-analysis

Dong et al. meta-analysis magnesium intake and type 2 diabetes risk

Diabetes Care • 2011

PMID: 21868780.0

Evidence inferred from established knowledge, not directly linked studies

A clear drag on the formula: Clinical dosing guidance is limited for this ingredient. The label does not specify the form, so absorption quality cannot be verified.

No supporting studies or dosing references are currently available for this ingredient.

BSN SYNTHA-6 Whey Protein Powder with Micellar Casein, Milk Isolate, Strawberry Milkshake, 48 Servings (Packaging May Vary)

BSN SYNTHA-6 Whey Protein Powder with Micellar Casein, Milk Isolate, Strawberry Milkshake, 48 Servings (Packaging May Vary)

Warnings & notes

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

Formula design looks less coherent than stronger alternatives

The formulation appears less focused than better-built options.

Note
!

Calcium dose looks below clinically effective levels

Declared amount falls below ranges used in human trials.

Warning
!

Potassium 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.

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