Vitamin E (Vitamin E) has the molecular formula C29H50O2 and CAS number 59-02-9. It is a fat-soluble antioxidant, commonly found in the form of tocopherols (such as α-tocopherol). Its primary uses include:  

1. Health supplements: protecting cell membranes, slowing aging, and boosting immunity;

2. Cosmetics: moisturizing and anti-wrinkle, repairing skin damage;  

3. Food additives: preventing lipid oxidation and spoilage;  

4. Pharmaceuticals: aiding in the treatment of cardiovascular diseases and infertility.  

Natural sources include plant oils (such as wheat germ oil) and nuts, while synthetic forms are widely used in industrial applications. The safe daily dose is typically 15 mg; excessive intake may lead to a tendency toward bleeding. It should be stored in a cool, dark place and kept tightly sealed.