A method of enhancing health through the generation in close proximity of a surface of a subject, nitric oxide and nitric oxide precursors using bacteria adapted to oxidize ammonia and urea derived from perspiration is described. Local and systemic effects are described including reduction in vascular disease, enhancement of sexual function, improved skin health, and reduced transmission of sexually transmitted diseases.

A method and device for administering minoxidil and other topical solutions to the scalp. The method entails administering a minoxidil preparation through a manifold that fits over the scalp of a patient, and placing a moisture barrier over the scalp for a period of time effective to enhance absorption of the minoxidil preparation by the scalp.