Weed, insect, and disease control may also be required for pastures. A healthy, productive pasture will resist invasion from most poisonous weeds and provide good quality forage. When pastures are overgrazed, horses will eat the grass and legume species down to the soil, which allows weeds to take over.
These include: 1  Daily sunscreen use. 2  Since sunlight is one of the biggest triggers for melasma, daily sunscreen use is non-negotiable to keep it at bay. 3  Choose a sunscreen with broad-spectrum protection with an SPF of 30 or higher. 4  Outdoor hats. 5  Broad-brimmed hats help keep rays off vulnerable parts of the face.
There are various ways in which to treat facial melasma. Laser skin resurfacing and chemical peels have risks involved. With laser treatments, scaring can occur as well as pigment loss where facial melasma is treated. Chemical peels can cause an allergic reaction. Stronger peels can make your skin burn or peel. Swelling or redness can occur from partial laser treatment, but is not permanent.