Fig. 3. Correlation between the amount of vitamin C supplementation and plasma levels in HFI patients.
The horizontal dashed line indicates the lower limit of normal for vitamin C plasma concentrations (23 µmol/L).
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.