Which vitamin is involved in the hydroxylation of lysine and proline residues in collagen synthesis?

A Vitamin A
B Vitamin C ✓
C Vitamin D
D Vitamin K

Explanation

Vitamin C is essential for the hydroxylation of lysine and proline residues in collagen synthesis, which is crucial for the stability and structure of collagen.

Source

Biochemistry textbooks
Vitamins Biochemistry Collagen Synthesis Medium MEDICAL Confidence: high