02-01-2020 дата публикации
Номер: US20200000696A1
Принадлежит:
The present invention provides compositions, methods and kits for treating skin, which combine administration of glucosamine hydrochloride and red light having a peak wavelength of about 600 nm to about 750 nm, near infrared light having a peak wavelength of about 750 nm to about 1000 nm, or both. 1. A method of increasing the production of hyaluronic acid by skin , comprising topically applying to such skin a topical composition comprising up to about 2 weight percent of glucosamine hydrochloride and exposing said skin to red light having a peak wavelength of about 600 nm to about 750 nm , near infrared light having a peak wavelength of about 750 nm to about 1000 nm , or both , using a light delivery device.2. The method of claim 1 , wherein said skin is exposed to both the red light and the near infrared light.3. The method of claim 1 , wherein the topical composition has a pH of about 3.0 to about 5.5.4. The method of claim 1 , wherein the intensity of the light is below about 20 mW/cm.5. The method of further comprising exposing said skin to ultrasonic energy.6. The method of claim 5 , wherein the light delivery device delivers light and ultrasonic energy.7. A method of treating skin claim 5 , comprising topically applying to skin in need of treatment for signs of skin aging a topical composition comprising up to about 2 weight percent of glucosamine hydrochloride and exposing said skin to red light having a peak wavelength of about 600 nm to about 750 nm claim 5 , near infrared light having a peak wavelength of about 750 nm to about 1000 nm claim 5 , or both claim 5 , using a light delivery device.8. The method of claim 7 , wherein said skin is exposed to both the red light and the near infrared light.9. The method of claim 7 , wherein the signs of skin aging are fine lines and wrinkles.10. The method of claim 7 , wherein the topical composition has a pH of about 3.0 to about 5.5.11. The method of claim 7 , wherein the intensity of the light is below about 20 ...
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