BioStacks
Nutricost

L-Arginine + L-Citrulline 750 mg

1 Capsule · 240 servings · $0.07/serving

Under-dosed

Every active here is dosed below the amount studied to work. See how each one compares in the breakdown below.

Ingredients (2)

L-Arginine

25%

Dose

500 mg

Target

2000–6000 mg

Form

L-Citrulline

8%

Dose

250 mg

Target

3000–6000 mg

Form

Other Ingredients (3)

Magnesium StearateLubricant

A salt of stearic acid used as a lubricant in tablet and capsule production

Silicon DioxideAnti-caking

Fine silica powder used to prevent clumping

Capsule ShellCapsule

Generic capsule shell where the label does not specify the material. Common materials are hypromellose (HPMC) for vegetarian capsules and gelatin for traditional capsules — both are GRAS-listed and safe. Fish gelatin and pullulan variants also exist.

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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.