Vitamin C plays a vital role in collagen production, which is essential for healthy skin, blood vessels, bones, and connective tissues. It also supports iron absorption and helps protect cells from oxidative stress.
Chapter 2: Fatigue, Low Energy, and Frequent Illness
One of the earliest and most common signs is persistent fatigue. People who are not getting enough vitamin C may feel tired, lack energy, or struggle to stay focused even after getting adequate rest.
Another possible sign is getting sick more often than usual. Vitamin C helps support the immune system, and lower levels may make it harder for the body to respond effectively to infections.