Doctor's Best L-Arginine - Sustained + Immediate Release, 500mg 120 Tablets

This advanced release formula supports blood flow, endurance, and nutrient delivery through prolonged arginine availability.

Take the recommended daily serving with water, preferably before activity.

Microcrystalline cellulose, stearic acid, silicon dioxide, magnesium stearate (vegetable source), croscarmellose sodium, hypromellose (coating).

Doctor's Best formulates amino acid supplements using controlled-release technology and quality assurance.

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