vitamin A

avoid alcohol when taking vitamin a. The main function of vitamin A is to convert retinol into retinaldehyde, and ethanol can inhibit the production of retinaldehyde during metabolism, which seriously affects the visual circulation and the production function of male sperm.

vitamin AD

avoid porridge when taking vitamin AD. Porridge, also known as rice soup, contains lipoxygenase, which can dissolve and destroy fat-soluble vitamins, leading to the loss of vitamin A and vitamin D.

vitamin B1

Clams and fish contain thiamine substances that can destroy vitamin B1, so fish and clams should be avoided when taking vitamin B1.

Vitamin B2

Foods high in fiber can increase intestinal peristalsis and speed up the passage of intestinal contents, thus reducing the absorption rate of vitamin B2; High-fat diet will increase the requirement of vitamin B2, thus aggravating the deficiency of vitamin B2. Therefore, high-fat foods and high-fiber foods should be avoided when taking vitamin B2.

vitamin B6

boron in food meets digestive juice in human body, and if it combines with vitamin B6, it will form a complex, which will affect the absorption and utilization of vitamin B6. Therefore, when taking vitamin B6, you should avoid eating foods containing boron. Generally, foods rich in boron include cucumber, carrot and eggplant.