We have shown that vitamin A (VA) and retinoic acid (RA) synergistically increase lung retinyl ester content in neonatal rats. To confirm whether this biochemical synergism attenuates early ...

Retinoids, such as retinol and retinyl palmitate, are derived from animal sources and are more readily absorbed by the body. Carotenoids, on the other hand, are found in plant-based foods like ...