Zinc is a mineral that's important to the body in many ways. Zinc keeps the immune system strong, helps heal wounds, and supports normal growth. Zinc deficiency occurs frequently in developing countries. Zinc deficiency in the U.S. is rare, because most diets provide more than the recommended dietary allowance. Why do people take zinc? Zinc has become a popular treatment for the common cold. Some studies have found that zinc lozenges may reduce the duration of cold, perhaps by as much as 50%, and may reduce the number of upper respiratory infections in children. Zinc helps fight infection and heal wounds.
Making the world better, one answer at a time. Cuckoo wasps feed on nectar from flowers mostly. They are also known to hover and feed on other wasps nests. Cuckoo wasps feed on nectar from flowers mostly. They are also known to hover and feed on other wasps nests.
by Stephanie Bailey, Extension Specialist. University of Kentucky College of Agriculture. Several wasp species can be found around the yard. Although wasps feed on insects such as house flies and garden pests, some can also be dangerous to people. Most wasps typically ignore people.