Depth Microneedling Face Chart. Consider the kind of skin you’re treating. Thicker skin (such as mature skin, stretch marks, scar tissue) may require a slightly deeper microneedling depth for optimal results.

Thicker skin (such as mature skin, stretch marks, scar tissue) may require a slightly deeper microneedling depth for optimal results. The needles can penetrate the dermis at a relatively low setting and achieve the wound healing response that is. How microneedling works our chart below highlights how microneedling works.