EVIDENCE-BASED SUPPLEMENT SCORING
4.4/10
WEAK

Confidence: 76%

Magnesium Glycinate 400mg High Absorption Capsules with Quercetin | Quality Sleep, Relaxation & Muscle Health Supplement for Women and Men | Chelated Magnesium 120 Count (Pack of 1) | Easy to Swallow

Magnesium Glycinate 400mg High Absorption Capsules with Quercetin | Quality Sleep, Relaxation & Muscle Health Supplement for Women and Men | Chelated Magnesium 120 Count (Pack of 1) | Easy to Swallow

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Decision summary

SKIPWEAK

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

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

1.1/10

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).

Score summary

Quercetin: high-bioavailability form declared (Quercetin Dihydrate). The main limitation is that magnesium: below clinically studied range.

Strengths

Quercetin: high-bioavailability form declared (Quercetin Dihydrate)

Weaknesses

Magnesium: below clinically studied range
Quercetin: below clinically studied range
Magnesium: chemical form not specified on label

Final verdict

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

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.

⚠ Moderate evidence exists, but dose is below effective threshold

This is a limiting factor: Dose is likely below clinically useful levels. The declared form supports strong absorption.

Scientific evidence

Meta-analysis

Guo et al. meta-analysis quercetin and antioxidant markers

Phytotherapy Research • 2017

PMID: 27995808.0

RCT

Nieman et al. RCT quercetin and upper respiratory tract infections

Nutrients • 2007

PMID: 19965765.0

⚠ Strong evidence exists, but dose is below 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

Magnesium Glycinate 400mg High Absorption Capsules with Quercetin | Quality Sleep, Relaxation & Muscle Health Supplement for Women and Men | Chelated Magnesium 120 Count (Pack of 1) | Easy to Swallow

Magnesium Glycinate 400mg High Absorption Capsules with Quercetin | Quality Sleep, Relaxation & Muscle Health Supplement for Women and Men | Chelated Magnesium 120 Count (Pack of 1) | Easy to Swallow

Warnings & notes

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

!

Magnesium dose looks below clinically effective levels

Declared amount falls below ranges used in human trials.

Warning
!

Quercetin dose looks below clinically effective levels

Declared amount falls below ranges used in human trials.

Warning
i

Magnesium form is not clearly declared

Exact ingredient form is not disclosed on the label.

Info

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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