Short answer: Beet Root Extract supports blood vessel relaxation through its own nitrate pathway, while L-Citrulline works through the separate arginine-to-nitric-oxide pathway — two related but distinct routes to the same circulation goal.
Beet Root Extract: the dietary nitrate route
Beet Root supports healthy blood flow by helping relax blood vessels, improving oxygen delivery to the brain and extremities — working through naturally occurring dietary nitrates converted to nitric oxide.
L-Citrulline: the amino-acid route
L-Citrulline converts to L-Arginine and then nitric oxide within the body — a different biochemical pathway to the same relaxed-blood-vessel outcome, often more efficient than taking arginine directly.
Why pairing both pathways makes formulation sense
Relying on two distinct biochemical routes to support nitric oxide production is more comprehensive than depending on a single pathway alone.
See both in CardioC2's full formula
Named plainly, alongside six other ingredients.
See the Ingredients