“It’s most easily absorbed by the skin, unstable in sunlight and air (oxidizes) and is tricky in formulation; this results in the different qualities of vitamin C serums.” Dr. Patel adds ...

Dermatologists recommend both retinol and vitamin C in your skincare routine—but they should be used at different times of day. Using retinol and vitamin C together (this doesn't have to be at ...

Citrus fruits are rich in flavonoids that have been associated with improved heart health. These compounds help reduce ...

73(25.70%) patients had plasma vitamin C levels within normal range (4–14 ug/ml) and 28(9.86%) at higher than normal levels (> 14 ug/ml). The similar proportion of different vitamin C levels was ...

Does taking vitamin C really make a difference to winter colds and flu, or does it just empty your wallet? Niki Bezzant investigates.