10%
Vitamin A is required for the synthesis of rhodopsin. That's why a deficiency of vitamin A can affect night vision.
Vitamin A
Yes, vitamin B1 is essential for its synthesis.
Vitamin C
vitamin K
Vitamin A is required for the synthesis of rhodopsin. That's why a deficiency of vitamin A can affect night vision.
Vitamin A
The Sun causes the synthesis of Vitamin D in the skin.
Yes, vitamin B1 is essential for its synthesis.
Vitamin K
vitamin D
NAD+ (Nicotinamide adenine dinucleotide) is derived from the vitamin nicotinamide.
Your skin is responsible for synthesis of Vitamin D.
Vitamin C
synthesis of a Vit. D
prothrombin
The answer is ascorbic acid or vitamin C.