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 distribution of foreign born population is largely uneven in Italy: 86% of immigrants live in the northern and central parts of the country (the most economically developed areas), while only 14% live in the southern half of the peninsula.hese figures include 75,067 children born in Italy to foreign nationals (14.9% of total births in Italy), but exclude foreign nationals who have subsequently acquired Italian nationality; this applied to 129,887 people in 2014. They also exclude illegal immigrants whose numbers are difficult to determine.