Every claim connected to something on the label, marked by whether the underlying dose is actually disclosed.
Zinc 11mg (100% DV) — supported, disclosed at a nutritional dose.
Niacin 20mg (125% DV) — supported, disclosed at a nutritional dose.
No caffeine anywhere on the panel — supported.
Hypromellose vegetable shell — supported.
Citrulline dose undisclosed — unverifiable against research doses.
Pine bark and grape skin extract amounts undisclosed — unverifiable.
Directionally plausible, but no blend dose is published to check — unverifiable.
Never — Vasoryn is a dietary supplement, not a drug.