Table 2.

Summary of 4 Clinical Trials on Home Beauty Devices for Facial Rejuvenation Based on LED Technology

Equipment	Empirical Method	Experimental Subject	Experimental Sample Size	Experimental Period	Follow-up Cycle	Experimental Result	Untoward Effect	Patient Evaluation
Para.L Derma LED Mask26	Non-RCT	Human face	24	Twice a week for 8 weeks	Week 2,4,6, and 8	Skin elasticity and moisture were significantly higher in the LED group than in the control group, and the skin texture was improved	No adverse reactions	Not described
REPAIR25	Non-RCT	Human face	33	Once a day for 28 days	After 4 weeks	Reduced facial wrinkles and enhanced skin gloss	Mild erythema	Not described
Ommilux27	Non-RCT	Human face	22	Twice a week for 4 weeks	Week 6.9, and 12	Facial fine lines and wrinkles were significantly improved, and the facial elasticity and tightness were increased	No adverse reactions	Not described
Ommilux28	Non-RCT	Human face	23	3 times a week for 3 weeks	Week 3.8, and 12	Blind assessment of improved skin texture and fine lines after treatment	No adverse reactions	95% of subjects reported significant skin changes after treatment
Ommilux29	Non-RCT	Human face	23	A total of 9 times	Week 6.9, and 12	Better skin tone and improved skin smoothness	No adverse reactions	Not described