Vitamin A is a fat soluble vitamin and has the official name Retinol. A mature man between the age 19 to 50 needs about 1000 micrograms of vitamin A is necessary. A woman of this age group needs around 800 micrograms. Natural sources of vitamin A are liver, fish and butter. Normally you will find plenty of vitamin A in your nutrition, however poor dietary habits or a high need can cause shortages in the body. To complement your daily food you can make use of these vitamin A supplements. We sell as much natural products as we can, because they are better absorbed and more effective!