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Ingredient guide
L-Arginine: the nitric oxide amino acid
A plain-language look at one of the nine ingredients in Vigor Boost.*
L-arginine is an amino acid that the body uses to make nitric oxide, a molecule involved in how blood vessels relax and widen. It is a familiar name on sports nutrition shelves.
Food sources include meat, fish, dairy, nuts and seeds. In Vigor Boost it anchors the stamina and strength group.*
At a glance
- Type: amino acid.
- Found in: meat, fish, dairy, nuts, seeds.
- Often discussed for: stamina and circulation.
- Area in Vigor Boost: Stamina & strength.
See all nine ingredients and the label walkthrough.
This page is general, educational information for adult men, not medical advice. These statements have not been evaluated by the Food and Drug Administration.
Your move
L-Arginine is one of nine
Check the label, choose a count and judge the routine across 60 days.
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