On which Fitzpatrick skin types do we always perform a spot test?

A spot test is a crucial step in the electrology process, particularly for individuals with skin types at higher risk of adverse reactions. Fitzpatrick skin types III and IV represent medium to olive skin tones that may react differently to various treatments, including electrolysis. Conducting a spot test on these skin types allows the practitioner to assess the skin's reaction to the procedure and to adjust settings or techniques as needed, ensuring safety and effectiveness.

People with Fitzpatrick types III and IV are more prone to hyperpigmentation or other reactions because of their higher melanin levels compared to lighter skin types. The spot test helps identify any sensitivities before proceeding with larger areas, reducing the risk of complications during treatment. Spot tests are less emphasized for skin types I and II, which generally have a lower risk for such reactions.

By performing a spot test on Fitzpatrick types III and IV, practitioners can provide a more tailored approach to their treatment, ensuring the skin responds well to the planned procedure.