Human Growth Hormone (HGH) is one of many hormones that is secreted by glands into the bloodstream. They control almost all functions of your body, including growth, development, reproduction, health, mental functioning, and even behavior and moods. HGH is produced by the pituitary gland, a gland the size of a pea hanging from the bottom
As the micro-needles make small punctures into the region of the scalp where hair loss occurs, the body begins to respond by producing growth factors. These growth factors are a natural part of healing in all of us.
What appears to happen according some of the latest research is that the combination of these growth factors along with a twice per day application of Minoxidil 5% of greater, the body will see much more hair growth over just Minoxidil treatment alone.
REF: Int J Trichology. 2013 Jan-Mar; 5(1): 6–11.
Dhurat R, Sukesh M, Avhad G, Dandale A, Pal A, Pund P. A Randomized Evaluator Blinded Study of Effect of Microneedling in Androgenetic Alopecia: A Pilot Study. International Journal of Trichology. 2013;5(1):6-11. doi:10.4103/0974-7753.114700.