3-band radiofrequency
RF · Acts on: dermis
Per its manualIn Firm mode it creates heat in the tissue, between 55 and 70 °C, which tightens collagen fibres and stimulates new collagen.
1 Medical sources 3 Studies
Professional radiofrequency showed measurable improvement in skin laxity in systematic reviews.
What is known
- Home devices are less powerful than clinic ones and may need more frequent use.
- Common side effects are pain, redness and swelling; burns are the main serious risk.
What is not clear yet
The reviews excluded home devices, and the one home trial was small and used no sham comparison.
Publications about the technology in general: they do not mention Eternas or endorse its products. Summary made with AI from them.







