EVIDENCE-BASED SUPPLEMENT SCORING
5.2/10
WEAK

Confidence: 80%

Youtheory Marine Collagen Tablets - 2,500 mg Fish-Sourced Collagen Peptides- with Vitamins A, C, E, B6 & B12 - Supports Joint & Nail Health* - Highly Absorbable - 290 Tablets (58-Day Supply)

Youtheory Marine Collagen Tablets - 2,500 mg Fish-Sourced Collagen Peptides- with Vitamins A, C, E, B6 & B12 - Supports Joint & Nail Health* - Highly Absorbable - 290 Tablets (58-Day Supply)

B006VAZZJO

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Decision summary

SKIPWEAK

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

Best for

Only budget-focused buyers with flexible standards.

Consider another option if

You care a lot about label clarity and want fewer unknowns.

Score breakdown

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

Dosage quality

2.9/10

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 2.9/10 · Bioavailability 2/10 · Coherence 0/10

Dose quality suggests a diluted formulation.

Ingredient form quality suggests suboptimal ingredient forms.

Some ingredient forms are not declared on the label.

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

Score summary

The formula stays relatively clean on excipients. The main limitation is that collagen: below clinically studied range.

Strengths

The formula stays relatively clean on excipients
The safety profile looks solid
The supporting evidence profile is relatively strong

Weaknesses

Collagen: below clinically studied range
Collagen: chemical form not specified on label
Formula coherence is weak: diluted, decorative or overly complex

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.

ℹ Evidence is strong, but dose is below the optimal range

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

Meta-analysis

de Miranda et al. systematic review collagen peptides and skin

Journal of Cosmetic Dermatology • 2021

PMID: 31627309.0

RCT

Clark et al. RCT collagen hydrolysate and joint pain in athletes

Current Medical Research and Opinion • 2008

PMID: 19212965.0

ℹ Evidence is strong, but dose is below the optimal range

This is a limiting factor: Dose is directionally useful, but not a standout strength. The declared form is not one of the better-absorbed options.

Scientific evidence

Meta-analysis

Singh & Das Cochrane review zinc for common cold

Cochrane Database of Systematic Reviews • 2011

PMID: 22553186.0

RCT

Prasad et al. RCT zinc supplementation and testosterone in elderly men

Nutrition • 1996

PMID: 8875519.0

⚠ Moderate evidence exists, but dose is below effective threshold

A clear drag on the formula: Dose is likely below clinically useful levels. The declared form is acceptable, but not among the best-absorbed options.

Scientific evidence

RCT

Broome et al. RCT selenium and immune function

American Journal of Clinical Nutrition • 2004

PMID: 14657398.0

RCT

Clark et al. RCT selenium supplementation and cancer prevention

JAMA • 1996

PMID: 8629283.0

⚠ Strong evidence exists, but dose is below effective threshold

This is a limiting factor: Dose is likely below clinically useful levels. The declared form is acceptable, but not among the best-absorbed options.

Scientific evidence

Meta-analysis

Hemila & Chalker Cochrane review vitamin C and common cold duration

Cochrane Database of Systematic Reviews • 2013

PMID: 23440782.0

RCT

Padayatty et al. RCT on vitamin C antioxidant capacity in healthy adults

Journal of the American College of Nutrition • 2001

PMID: 11684527.0

⚠ Moderate evidence exists, but dose is below effective threshold

One of the weaker points: Dose is likely below clinically useful levels. The declared form is acceptable, but not among the best-absorbed options.

Scientific evidence

RCT

Bryan et al. RCT on B vitamins and cognitive function in older adults

American Journal of Clinical Nutrition • 2002

PMID: 16920179.0

ℹ Dose is below the optimal range with moderate supporting evidence

One of the weaker points: Dose is likely below clinically useful levels. The declared form is acceptable, but not among the best-absorbed options.

Scientific evidence

Meta-analysis

Clarke et al. meta-analysis B vitamins and cognitive decline

American Journal of Clinical Nutrition • 2007

PMID: 22243457.0

RCT

Shipton & Thachil review of vitamin B12 deficiency and fatigue

Postgraduate Medical Journal • 2015

PMID: 20648714.0

Youtheory Marine Collagen Tablets - 2,500 mg Fish-Sourced Collagen Peptides- with Vitamins A, C, E, B6 & B12 - Supports Joint & Nail Health* - Highly Absorbable - 290 Tablets (58-Day Supply)

Youtheory Marine Collagen Tablets - 2,500 mg Fish-Sourced Collagen Peptides- with Vitamins A, C, E, B6 & B12 - Supports Joint & Nail Health* - Highly Absorbable - 290 Tablets (58-Day Supply)

Warnings & notes

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

!

Collagen dose looks below clinically effective levels

Declared amount falls below ranges used in human trials.

Warning
i

Collagen form is not clearly declared

Exact ingredient form is not disclosed on the label.

Info

Formula design looks less coherent than stronger alternatives

The formulation appears less focused than better-built options.

Note

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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