The designation “vitamin A” generally denotes the group of retinoids and carotenoids, the source of which are, for example, the dyes alpha-carotene and beta-carotene. Vitamin A is also an important antioxidant, which helps protect your cells from oxidation stress and free radicals. In a regular diet, vitamin A is commonly sourced in two ways: retinol and its esters from animal sources and the already mentioned carotenoids of vitamin A from vegetable sources. However, vitamin A can also be obtained from supplements such as tablets, capsules, effervescent tabs, gummy vitamins, drops, sprays or oils.
One prototypical product from this category is for example Vitamin A (Retinol).
What role does vitamin A play in the body?
Vitamin A plays a role in cell specialization and is also important for iron metabolism. In addition, it contributes to maintaining healthy mucous membranes, as well as the good condition of your skin and eyesight. Finally, it is crucial to the immune system.
What is the recommended daily serving amount of vitamin A?
Daily recommended intakes according to the methodologies of the European Food Safety Authority (hereinafter referred to as EFSA) and the reference values of the Society for Nutrition of German-Speaking Countries (hereinafter referred to as DACH) for an average adult:
- Recommended daily amount according to EFSA: 650 μg for women, 750 μg for men
- Recommended daily amount according to DACH: 700 μg for women, 850 μg for the majority of adult male population
If you want to learn more information about other vitamins, their categorization, functions, recommended servings and signs of deficiency and excess, you should not miss out on our article The Complete Guide to Vitamins: What They’re For, How to Know When You’re Deficient and How Much to Take?