The Alopecia Help Collection

Does melatonin do more than help us sleep? Hair follicles produce their own melatonin, yet scientists are only beginning to understand why. A fascinating new laboratory study suggests melatonin may influence the stem cells responsible for growing new hair, adding another piece to the complex puzzle of androgenetic alopecia.

A new study published online ahead of print has reported that applying a liposomal dutasteride formulation to damp scalp skin resulted in more dutasteride in the hair follicles than with application to dry skin.

Could hayfever and hair loss be connected? A large 2026 study explored possible links between allergic inflammation, antihistamines and androgenetic alopecia — raising new questions about histamine, prostaglandins and hair follicle biology.

Could hair transplants eventually be performed without the obvious shaved-head recovery phase? A new experimental technique called Long Hair FUE aims to reduce visible downtime and preserve immediate cosmetic improvement after surgery.

New research suggests PRP is far more complex than platelet count alone, with patient biology and inflammation also influencing outcomes.

A 2024 ultrasound study found measurable scalp tissue changes beneath the surface in androgenetic alopecia.