BioStacks
North American Herb & Spice

PurelyMin

3 Capsules · 30 servings · $1.13/serving

iHerbAmazon

Best for

SleepStress & MoodBrain

Ingredients (5)

Magtein Magnesium L-Threonate

100%

Dose

1000 mg

Target

100–400 mg

Form

Premium

Magnesium Glycinate

100%

Dose

414 mg

Target

100–400 mg

Form

Premium

Magnesium Taurate

100%

Dose

414 mg

Target

100–400 mg

Form

Premium

L-Theanine

100%

Dose

414 mg

Target

100–250 mg

Form

—

Magnesium

100%

Dose

279 mg

Target

100–400 mg

Form

Not listed

Other Ingredients

No other ingredients listed

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Sources & Scoring

Nutrient data (RDA, UL, and safety thresholds) sourced from: NIH Office of Dietary Supplements and National Academies Dietary Reference Intakes (DRI).

This is not medical advice. Consult a healthcare provider before making changes to your supplement routine.

The score analyzes what's on the label: ingredient doses vs. clinical ranges, chemical forms, evidence levels, and known interactions. It does not verify label accuracy or test for contaminants — for that, look for third-party certifications like USP or NSF.

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