C, as these can irritate – and if you have acne or rosacea, microneedling is not for you. You need a light touch, warns Sherrill, who prefers flat stamp-style devices, as rollers “push needles in at an angle that is more likely to tear skin”.
Patch Test: Try a high-tech skin patch instead, to do the work for you. They’re dotted with microneedles made from solidified active ingredients that painlessly penetrate skin and dissolve. 111Skin Meso Infusion Overnight Micro Mask is great for frown lines, while Natura Bissé Inhibit High Definition Patches come in various shapes to fit facial contours.