Probiotic and prebiotic foods and supplements enhance the growth of healthy microorganisms in your body. The idea of using bacteria to improve human health has been around since the early 1900s, but the general public did not fully embrace the concept until recently.
In Latin America, Colombia ranks fourth in overall population and tenth in population density. Its population was estimated at 39.68 million in July of 2000, up from 25.4 million in 1975. In 2000 the birth rate stood at 22.85 per 1,000 while the death rate was 5.73 per 1,000.
The nine eastern lowlands departments, constituting about 54% of Colombia's area, have less than 3% of the population and a density of less than one person per square kilometer (two people per sq. mi.). [citation needed] Vital statistics UN estimates. The Population Departement of the United Nations prepared the following estimates.