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448khz regulates the activity of ions inside and outside the cell, effectively helping ions to carry out transmembrane movement channels through thin membranes, enabling positive and negative ions to interact, enhancing the activity of cells, and helping cells to repair their natural functions. burns fat and reduces the pain. improves constipation and increases elasticity. tightened postpartum relaxation and relieves. promotion tightening, beautiful white and tender skin. controls dark sores and improves wrinkles acting on shallow tissues, it can accelerate the growth of skin elastic fibers, increase spinous collagen, tighten the skin, easily solve aging skin problems such as forehead wrinkles and canthus wrinkles, so lveeye wrinkles, and significantly improve legal wrinkles and corners of the mouth..syi