Prodermic 620 is a high-concentration quad-acid body depigmentation peel designed for thicker body skin that facial-strength acids cannot adequately penetrate.Glycolic Acid 20% and Lactic Acid 20% provide dual-AHA resurfacing. TCA 15% delivers controlled medium-depth peeling for stubborn body pigment. Kojic Acid 10% blocks pigment production to prevent repigmentation. Total active load: 65%.Targets underarms, elbows, knees, bikini area, and other body zones affected by friction or hormonal darkening. ~7 sessions per 30ml jar.





GTKL-4B Complex — A TCA-containing quad-acid body depigmentation system designed for thicker body skin with glycolic and lactic resurfacing.Glycolic Acid 20% provides small-molecule AHA penetration for effective exfoliation. TCA 15% delivers controlled deeper peeling at depths that AHAs alone cannot reach on body skin. Lactic Acid 20% adds hydrating exfoliation that prevents excessive dryness. Kojic Acid 10% blocks pigment production at the source.A complete multi-depth system designed specifically for the thicker, more resilient skin of body zones.
Recommended sequence for prodermic 620. Frequency: As prescribed by professional.
Body pigmentation — underarms, inner thighs, bikini area, knees/elbows, neck darkening
If desired results are not achieved, it does not indicate the peel is ineffective—it may simply mean that the skin has a higher tolerance to the current formulation. In such cases, consider transitioning to a stronger peel, applying multiple coats, or increasing the application time in subsequent sessions.