Micro needling using a dermaroller or pen is an effective way of rejuvenating skin treating scars and stretchmarks it causes thousands of tiny micro needle columns to kick start collagen production skin nourishing products or prp can be delivered to the deeper layers of the skin during this procedure important bits 1 there is a wealth of clinical data to prove that micro needling is effective and safe 2 our staff are fully trained and have years of experience with this treatment 3