Vitamin A (also called retinol) is important for cell growth, immune function, vision and skin and mucosal health. Although vitamin A does not contribute directly to burning fat, its contribution to overall health makes it so essential that a deficiency would be detrimental during a diet. First and foremost, there would be a lack of appetite and a tendency to pick up infections - both symptoms that negatively influence the metabolism when vitamin A is missing.
- Cell growth
- Immune system
- Skin and mucous membrane health