Youlumi Red Light Therapy for Cold Sore and Canker Sore Infrared Light Therapy DeviceyoulumiNov 21, 2021 Share 0 comments 660nm and 850nm Red Light reaches the dermis and subcutaneous fat layer. promoting cells synthesize collagen. See More: https://www.youlumistore.com/collections/led-daily-necessities/products/youlumi-infrared-led-light-therapy-device Tags: Infrared light therapy device, Red light therapy, Red light therapy for lip, Red light therapy reduce pain Share Previous articleNext article Leave a commentAll comments are moderated before being published Name Email Content Post comment Join Us A short sentence describing what someone will receive by subscribing Your email Subscribe100% free, Unsubscribe any time! Follow us