**Note: All laboratory testing requires an authorizing physician. DHA Laboratory offers a Patient Direct Program that partners you with an authorizing physician. If you have any additional questions regarding the availability of testing, please contact our laboratory by telephone or email.**
MSH is a family of peptide hormones and neuropeptides that are produced in the pituitary gland. MSH is involved in the process of hormone production, nerve function and regulates the immune system as well. An increase in the levels of MSH can cause darker skin to develop in humans.