Tonic water and is used mostly for its flavor. As a result of the lower quinine content, it is less bitter, and is also usually sweetened, often with high-fructose corn syrup or sugar. Some manufacturers also produce diet (or slimline) tonic water, which may contain artificial sweeteners such as aspartame. Traditional-style tonic water with little more than quinine and carbonated water is less common but may be preferred by those who desire the bitter flavor. In the United States, the US Food and Drug Administration (FDA) limits the quinine content in tonic water to 83 ppm (83 mg per liter if calculated
History of malaria confirmed the high prevalence of "P. falciparum" malaria in ancient Egypt. The Ancient Greek historian Herodotus wrote that the builders of the Egyptian pyramids (circa 2700–1700 BCE) were given large amounts of garlic, probably to protect them against malaria. The Pharaoh Sneferu, the founder of the Fourth dynasty of Egypt, who reigned from around 2613–2589 BCE, used bed-nets as protection against mosquitoes. Cleopatra VII, the last Pharaoh of Ancient Egypt, similarly slept under a mosquito net. However, whether the mosquito nets were used for the purpose of malaria prevention, or for more mundane purpose of avoiding the discomfort of mosquito