EVIDENCE-BASED SUPPLEMENT SCORING
7.8/10
SOLID OPTION

Confidence: 100%

Magnesium Citrate Capsules for Constipation & Sleep Support - Vegan Magnesium Citrate Supplement with Vitamin B6 & L-Theanine for High Absorption - 120 Capsules, Non-GMO

Magnesium Citrate Capsules for Constipation & Sleep Support - Vegan Magnesium Citrate Supplement with Vitamin B6 & L-Theanine for High Absorption - 120 Capsules, Non-GMO

B0FMNKYDL1

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Decision summary

CONSIDERSOLID OPTION

A solid product, but not a clean win. The main trade-off is weaker formulation coherence.

Best for

People prioritizing high absorption and overall formula quality.

Consider another option if

You want fewer compromises on formulation quality.

Score breakdown

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

Dosage quality

5.7/10

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).

Score summary

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

Strengths

Theanine: high-bioavailability form declared (L Theanine)
Psyllium-husk: high-bioavailability form declared (Psyllium Husk)

Weaknesses

Formula coherence is weak: diluted, decorative or overly complex
Vitamin-b6: below clinically studied range
Psyllium-husk: below clinically studied range

Final verdict

A solid product, but not a clean win. The main trade-off is 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 At the minimum effective range, but below the optimal dose with moderate supporting evidence

Dose meets the minimum effective range, but is below the optimal dose used for stronger effects. Adequate, but not a key strength: Dose is directionally useful, but not a standout strength. The declared form supports strong absorption.

Scientific evidence

RCT

Owen et al. RCT theanine and caffeine on cognitive performance

Nutritional Neuroscience • 2008

PMID: 18681988.0

RCT

Lu et al. RCT L-theanine and stress response in healthy adults

Nutritional Neuroscience • 2004

PMID: 16930802.0

ℹ At the minimum effective range, but below the optimal dose; evidence is strong

Dose meets the minimum effective range, but is below the optimal dose used for stronger effects. One of the weaker points: Dose is below the ranges usually used for stronger effects. The declared form supports strong absorption.

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

⚠ 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 declared form supports strong absorption.

Scientific evidence

Meta-analysis

Garg et al. meta-analysis psyllium and bowel function

American Journal of Gastroenterology • 2012

PMID: 22855597.0

Meta-analysis

Wei et al. meta-analysis psyllium and LDL cholesterol

European Journal of Clinical Nutrition • 2009

PMID: 26561065.0

ℹ At the minimum effective range, but below the optimal dose with moderate supporting evidence

Dose meets the minimum effective range, but is below the optimal dose used for stronger effects. One of the weaker points: Dose is likely below clinically useful levels.

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

Magnesium Citrate Capsules for Constipation & Sleep Support - Vegan Magnesium Citrate Supplement with Vitamin B6 & L-Theanine for High Absorption - 120 Capsules, Non-GMO

Magnesium Citrate Capsules for Constipation & Sleep Support - Vegan Magnesium Citrate Supplement with Vitamin B6 & L-Theanine for High Absorption - 120 Capsules, Non-GMO

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
!

Vitamin B6 dose looks below clinically effective levels

Declared amount falls below ranges used in human trials.

Warning
!

Psyllium Husk 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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