Source Naturals Magnesium Malate

Backed by 3 studies

Overall grade based on research across 2 ingredients.

66out of 100Grade B

Research evidence score

Weighed against 3 published studies · led by Magnesium

Solid pick. Magnesium has real research behind it, Protein is only a light dose here.

Based on the ingredients we could read from this scan. A full label may include more — like added sugars, colorings or other ingredients — than we captured here.

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Ingredient breakdown

MagnesiumImproves sleep quality and muscle recovery

Research: Established essential nutrientDaily Value: 101%Dose: 425 mgEvidence strength: Established nutrient — this product provides a meaningful dose

ProteinMuscle protein synthesis and satiety

Research: Established essential nutrientDaily Value: 2%Dose: 1 gEvidence strength: Established nutrient — only a token dose in this product

Missing some ingredients or nutrients?

This grade is built from the label data we could match for this product, so parts of it — like the full nutrition panel — may not appear here yet. A grade is only as sharp as the label we can actually read, and it gets better every time someone shares a clear photo of the real product. Rescan the ingredients and nutrition facts and we'll sharpen it.

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This summary describes only the ingredients and the research behind them — it is not a judgment of the product or its marketing. Grades reflect the weight of published evidence cross-referenced against 350M+ research papers. How we grade →

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