Introduction

Information and steps you need to know before using beauty devices or skincare products:

I. Working Principle:
This section outlines the underlying logic of the procedure (e.g., for a beauty device or cosmetic treatment), explaining the specific forms of energy (such as light, electrical, or acoustic waves) or biological mechanisms involved in achieving the desired results.

II. Contraindications and Safety Screening:
This section clearly identifies individuals for whom the procedure is unsuitable, covering both absolute contraindications (e.g., pregnancy, severe cardiovascular disease) and relative contraindications (e.g., recent excessive sun exposure, coagulation disorders) to ensure safety during the procedure.

III. Procedural Steps:
This section details the standardized end-to-end workflow—ranging from pre-treatment preparation, cleansing, and disinfection to the actual execution and final steps—helping the reader understand the practical details of the procedure.

IV. Post-Treatment Care:
This section outlines daily maintenance, dietary restrictions, lifestyle guidelines, and information regarding expected reactions and emergency protocols, all aimed at ensuring optimal recovery.