What are common indications for needling treatments?

Needling treatments, particularly microneedling, are commonly indicated for improving skin texture and tone, as well as addressing issues such as stretch marks. This technique works by creating micro-injuries in the skin, which stimulates the body's natural healing process and collagen production. As a result, it can enhance the overall appearance of the skin, improving conditions like scars, stretch marks, and uneven skin tone.

The other options listed do not align with the typical purpose of needling treatments. Hair removal is generally achieved through methods like laser treatment or waxing, skin whitening involves topical agents or chemical peels rather than needling, and reduction of body fat typically requires techniques like liposuction or cryolipolysis, not needling therapy. Hence, needling is specifically indicated for rejuvenating the skin and improving its quality, making the choice related to stretch marks and skin tone the most appropriate.