L-Citrulline-180 capsules (750mg)
L-Citrulline-120 Capsules (500mg)
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L-Citrulline-120 Capsules (500mg)-thumb
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  • High Quality L-Citrulline
  • Non-GMO, Gluten Free
  • Made in the USA
  • Money Back Guarantee

Choose Your Size / Flavor

120 Capsules (500mg) $0.25/serving 60 Servings
$14.20 $14.95
180 Capsules (750mg) $0.11/serving 180 Servings
$18.95 $19.95
250g $0.30/serving 83 Servings
$23.70 $24.95
600g $0.19/serving 200 Servings
$36.05 $37.95

Nutricost’s 90-Day Money Back Guarantee

In the unlikely event that you’re not completely satisfied with ANY Nutricost™ product, we don’t want to keep your money. Even though our products are of the utmost quality, no supplement works for everyone. Contact us and we’ll refund 100% of your purchase price (minus S&H).


L-Citrulline is one of the three dietary amino acids in the urea cycle, alongside L-arginine and L-Ornithine. In the body, citrulline is produced as a byproduct of the enzymatic production of nitric oxide from the amino acid arginine, catalyzed by nitric oxide synthase.

†*These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure or prevent any disease.