Dermatest studies confirm skin tolerance; Bioexam performed microbiological testing.
Our Glowholic formula was scientifically tested on normal and sensitive skin as part of an independent study by Dermatest in Germany and received the rating "VERY GOOD" for tolerance and safety. In addition, Bioexam in Switzerland microbiologically confirmed that our serum is free from pathogenic germs and meets all limit values under ISO 17516.








