Preventive Maintenance Sunscreens and Toothpaste

Two plants that send many people to the drugstore (a) goldenrod, a major cause of hay fever (b) poison ivy ( leaflets three, let it be ). 

A few guidelines for selecting and using OTG products are recommended by numerous groups concerned with public health  

Over-the-counter drugs-we have great many to choose from. 

Many drugstore products are directed toward preventing bodily harm rather than curing an existing condition. Among the most important are sunscreens, which protect against skin cancer, and toothpaste, which prevents not only cavity formation but also deterioration of the gums and eventual tooth loss. 

Our world is bathed in ultraviolet (UV) radiation that is sufficiently energetic to harm living things exposed to it. The natural protective mechanism against UV radiation is an increase in the skin of the pigment known as melanin, producing what we call a tan. The melanin molecules absorb some 

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