L-cystine is a naturally occurring amino acid formed by the oxidation of two cysteine molecules that are linked by a disulfide bond. It is a white crystalline solid with a slight characteristic odor. L-cystine is commonly used as a dietary supplement and in various cosmetic and pharmaceutical applications.
L-arginine hydrochloride is used in biochemical research, lowering blood ammonia, treating hepatic coma, and also in amino acid drugs. It is an important component of amino acid infusion and comprehensive amino acid preparations, and can be used as a nutritional supplement.
Arginine is one of the essential amino acids for the human body. It can improve immunity, promote wound healing, treat cardiovascular diseases, prevent diabetes and so on.
Tyrosine is the catalytic substrate of tyrosinase monophenolase function and the main raw material for the final formation of eumelanin and pheomelanin. In the research and development of whitening cosmetics, the synthesis of tyrosinase structural analogs that compete with tyrosine can also effectively inhibit the production of melanin.
Vitamin A is a fat-soluble vitamin essential for various bodily functions. It exists in several forms, including retinol, retinal, and retinoic acid, which are collectively known as retinoids. Additionally, provitamin A carotenoids, such as beta-carotene, can be converted into vitamin A in the body.
Vitamin D3 is a fat-soluble vitamin, known as the "sunshine vitamin". It is the most important form of the vitamin D family. It mainly regulates the calcium and phosphorus metabolism in the body. Vitamin D3 is produced by 7-dehydrocholesterol in the skin. Converted from ultraviolet radiation.
Milk thistle extract has obvious protective and stabilizing effects of liver cells, and is used to treat acute and chronic hepatitis, liver cirrhosis, liver poisoning and other diseases. The symptoms and liver function of patients with hepatitis have been significantly improved.
Tribulus extract and its preparations are clinically used to treat arteriosclerosis, prevent coronary heart disease, angina pectoris, prevent ischemic cerebrovascular disease, enhance sexual function and anti-aging.
The main components of Rhodiola rosea extract are salidroside, aglycone tyrosol, and rosavir, which have the effects of enhancing immune function, protecting cardiovascular and cerebrovascular and anti-cancer and anti-depressive effects.
Melatonin can improve the function of the endocrine system, improve immunity, improve anti-stress and antioxidant functions, improve sleep, slow down the aging speed of the human body, and slow down the degeneration of sexual organs.