The pathway its ingredients actually feed — and where the label's transparency gap sits along that pathway.
Unlike direct arginine, citrulline passes through digestion largely intact.
The body converts citrulline to arginine, the substrate for nitric oxide.
Nitric oxide helps relax vessel walls, relevant to circulation and pressure.
One capsule daily, as directed on the label.
Especially if you take blood pressure medication or blood thinners.
What you eat still does most of the work alongside the formula.
Regular activity is one of the strongest levers for circulation.
Most users describe results building gradually, not overnight.
Undisclosed doses mean results may vary more than a fully-dosed formula.