BioStacks
Micro Ingredients

L-theanine 200 mg + Magnesium Glycinate 200 mg

2 Softgels · 200 servings · $0.14/serving

iHerbAmazon

Best for

SleepStress & Mood

Ingredients (3)

Magnesium Glycinate

100%

Dose

200 mg

Target

100–400 mg

Form

Premium

L-Theanine

100%

Dose

200 mg

Target

100–250 mg

Form

—

Magnesium

26 mg

Trace amount — not scored

Other Ingredients (3)

Coconut OilCarrier

Edible oil from coconut used as a release/anti-sticking agent and carrier in gummies and soft formats

Medium Chain Triglyceride OilCarrier

Fractionated oils rich in C8/C10 triglycerides used as neutral carrier or anti-sticking agent

SoftgelCapsule

One-piece gelatin capsule shell with a plasticizer (typically glycerin), used to encapsulate liquid or oil-based supplements

How to Take It

Best taken in the evening

Magnesium glycinate is the gentlest form on the gut and the one most people take at night. Absorption doesn't change with the clock — consistency does.

With or without food
Space it a couple of hours from Iron and Calcium

On the label

Take 2 softgels daily.

General guidance based on the ingredients, not a substitute for the label or your doctor.

Price Check

$28.95

$10$20$50

Near the median of 118 theanine supplements

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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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