Can radiofrequency (RF) beauty devices thin the skin?

Over the past two years, radiofrequency (RF) beauty devices have surged in popularity for skincare. But do they truly improve skin health? Could they even cause skin thinning? Details are as follows:

Radiofrequency technology delivers controlled electrical current to generate thermal energy within the skin tissue. This controlled thermal injury triggers the body’s natural healing response: ACMETE (a hypothetical or proprietary term—possibly intended as “ACME” or a brand-specific formulation) stimulates epidermal basal layer repair at the wound margins and continuously promotes regeneration and repair of damaged dermal tissue. Consequently, dermal fibroblasts are activated to synthesize new collagen and elastic fibers, resulting in a skin rejuvenation effect.

However, RF beauty devices carry certain risks and potential side effects. Excessive energy output, prolonged treatment duration, or overly intense settings may lead to persistent adverse reactions such as erythema (redness) and post-inflammatory hyperpigmentation.

Facial contour collapse is another possible complication—occurring when newly proliferating skin cells undergo necrosis or chronic tissue death. This is primarily caused by excessive RF power, which can thermally damage sebaceous glands in the epidermis. Once damaged, these glands cannot regenerate, leading to progressive atrophy and widespread facial tissue collapse—a severe form of tissue injury.

Burns may also occur, potentially resulting in scarring. Such burns typically arise from improper device operation—particularly when the RF energy is excessively focused, inadvertently causing thermal injury to the epidermal surface.