追加説明:
Ascorbyl Tetraisopalmitate, manufactured directly by Shaanxi Yuantai Biological Technology Co., Ltd, is an oil-soluble vitamin C derivative formed from ascorbic acid and isopalmitic acid, valued for penetrating skin faster than other vitamin C forms — reportedly around 16.5 times the absorption rate of water-soluble vitamin C. Tested at 96.85% content against a ≥95% specification, it is used in anti-aging serums, brightening gels and moisturizers at a recommended dosage of 0.05-1%, is packed in 25kg drums, and carries a 24-month shelf life. It is distributed across North America, Latin America, Western and Eastern Europe, Australasia, Asia and the Middle East.
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