Acid protease can be used to determine the activity of other proteases at pH 4.7.

Beta-glucan belongs to the plant gum, which is pure natural.

Beta-glucan is a natural plant gum. It is used as a skin conditioner and moisturizer in cosmetics.

Many physiological functions of glucan in the human body are related to its viscosity, and its viscosity depends on the relative molecular weight, molecular structure and concentration of B-glucan.

Astaxanthin can dispel freckles. Astaxanthin has a certain effect on freckle removal.

The production methods of astaxanthin include natural extraction and chemical synthesis.