Jarrow Formulas® Arginine-Citrulline Sustain™ is a synergistic combination of two amino acids to support nitric oxide (NO) production, blood flow and cardiovascular health.* L-Citrulline largely converts to L-Arginine, increasing circulating and blood vessel levels of L-Arginine for NO production.* Arginine-Citrulline Sustain™ provides these amino acids to the body over an 8 hour period.*

• Supports Nitric Oxide Production*
• Vegan
• Sustained Release

• Suitable for vegetarians/vegans.

• Supports cardiovascular health and energy production
• Promotes fat metabolism
• Suitable for everyday wellness seekers
• Free of gluten, dairy, soy, and nuts

• Supports cardiovascular health
• Promotes nitric oxide production
• Free of gluten, dairy, soy, nuts, sugar, salt, and synthetic colors
• Tropical flavor

L-arginine is a free-form amino acid that the body converts into nitric oxide, which plays a critical role in circulation and cardiovascular health. When bonded with hydrogen chloride (HCl), l-arginine becomes much more soluble.

Containing 6 grams of l-arginine per serving, The Vitamin Shoppe^® brand L-Arginine HCl Amino Acid Powder is perfect for showing your heart some love.