BioStacks
Thorne

L-Arginine Sustained Release

2 Capsules × 2/day · 60 servings · $0.66/serving

iHerbAmazon

Best for

Heart

Ingredients (1)

L-Arginine

100%

Dose/day

2000 mg

Target

2000–6000 mg

Form

—

Other Ingredients (6)

Silicon DioxideAnti-caking

Fine silica powder used to prevent clumping

Calcium LaurateEmulsifier

Calcium salt of lauric acid used as a lubricant

Microcrystalline CelluloseBinder

Plant-derived cellulose used as a binder and filler in supplements

HypromelloseCapsule

Plant-derived capsule material from cellulose

LeucineFlow Aid

Branched-chain amino acid used as a processing aid

Magnesium CitrateMineral

Magnesium salt with bioavailable citrate form

Track this supplement in your stack

Get personalized insights, interactions, and coverage recommendations.

Get Started Free

Similar Supplements

Products that cover similar health dimensions based on their ingredients.

L-Arginine

Healthy Origins

L-Arginine

❤️ for Heart

83
L-Arginine HCL 4000mg

Horbäach

L-Arginine HCL 4000mg

❤️ for Heart

81
Nitric Oxide Max 3600mg

Horbäach

Nitric Oxide Max 3600mg

❤️ for Heart

80
L-Arginine 1000 mg

Bluebonnet

L-Arginine 1000 mg

❤️ for Heart

79
L-Arginine 750 mg

NutraBio

L-Arginine 750 mg

❤️ for Heart

79

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.

BioStacks

Know exactly what's in your supplements.

Navigate

  • Home
  • App Store
  • Google Play

Resources

  • Contact & Support
  • Terms of Service
  • Privacy Policy

Explore

  • Health Areas
  • Best Supplements
  • Nutrients
  • All Supplements

Popular Picks

  • Best Magnesium for Sleep
  • Best Collagen for Skin
  • Best Creatine for Muscle
  • Best Vitamin D for Bone Health
  • Best Probiotics for Digestion
  • Best CoQ10 for Heart
© 2026 BioStacks. All rights reserved. Not medical advice.