Robert Chesebrough Robert Chesebrough Robert Augustus Chesebrough, (January 9, 1837 – September 8, 1933) was an American chemist. He discovered petroleum jelly which he marketed as Vaseline and he founded the Chesebrough Manufacturing Company. Born in London to American parents, he was raised in New York City. Chesebrough began his career as a chemist clarifying kerosene from the oil of sperm whales. The discovery of petroleum in Titusville, Pennsylvania, rendered his job obsolete, so he traveled to Titusville to research what new materials might be created from the new fuel. This led to his discovery of petroleum jelly, which he trade-named as
Royal jelly does not support the claim that consuming royal jelly will give health benefits in humans. In the United States, the Food and Drug Administration has taken legal action against companies that have used unfounded claims of health benefits to market royal jelly products. Royal jelly is harvested by stimulating colonies with movable frame hives to produce queen bees. Royal jelly is collected from each individual queen cell (honeycomb) when the queen larvae are about four days old. These are the only cells in which large amounts are deposited; when royal jelly is fed to worker larvae, it is fed directly