Hydrolyzed collagen is a substance produced by breaking down collagen derived from animal bone and/or connective tissues. The collagen is broken down by means of a process called hydrolysis, which involves the decomposition of compounds by reaction with water molecules.
Ethnic groups in Italy. The major ethnic group in Italy is the Italians, who account for 95% (above 60 millions) of the total population of Italy. The remaining 5% of the population consists of ethnicities like Albanians, Romanians, Ukrainians and other Europeans (2.5%); Africans (1.5%) and several other minorities (1%). Italians.
The World in NYC: Italy. Between 1820 and 1978, 5.3 million Italians immigrated to the United States but the Italian immigration wave hit its peak in the late 19th century and early 20th century. Only the Irish and Germans have immigrated in larger numbers than the Italians.