... improves cellular metabolism and protein synthesis (collagen). What are the benefits of Bio-Light Therapy?Treatments are less expensive than other ... of specific light source for clinical treatment; (Red, Blue, Yellow, Red+Blue, Red+Yellow, Yellow+Blue,Red+Blue+Yellow)2. Non-risk of burning ... of applications for clinics or beauty salons; Specifications: LED colors Red, Blue, Yellow, R+B, R+Y, B+Y, R+B ...