First, the nature is different.
1, water solubility: It is a group of vitamins that can be dissolved in water.
2. Fat solubility: refers to vitamins insoluble in water but soluble in fat and organic solvents.
Second, the results are different.
1, water solubility: component of coenzyme or auxiliary group.
2. Fat solubility: It consists of long hydrocarbon chains or condensed rings, and contains cyclic structures and long aliphatic hydrocarbon chains.
Third, the sources are different.
1, water solubility: mainly taken from food, such as cereals, soybeans, pork liver, meat, eggs, milk, etc. It is also synthesized by intestinal bacteria.
2. Fat solubility: mainly supplied by cod liver oil, and also contained in animal liver, milk and eggs.
Baidu encyclopedia-fat-soluble vitamins
Baidu encyclopedia-water-soluble vitamins