Vitamin A is an essential nutrient for maintaining good health. It plays a crucial role in preserving normal vision, particularly in low-light conditions. Additionally, vitamin A supports the immune system and helps maintain healthy skin. You can find vitamin A in various foods, including plant sources like carrots and sweet potatoes, as well as animal sources such as liver and dairy products like milk. NanoTeva's liquid vitamin A is 100% vegan and free from preservatives. The recommended dosage for this liquid supplement is one drop (0.1 mL), taken orally once daily. The bottle contains 100ml, which is sufficient for approximately 50 days of use.