"national composition" is a correct and usable phrase in written English.
It refers to the makeup or demographic composition of a country or nation. One example of using this phrase could be: "The national composition of the United States is constantly changing, with a diverse population consisting of people from various racial, ethnic, and socioeconomic backgrounds."
Individual daily micronutrient intakes were estimated from nationally representative food consumption surveys in combination with the specific national food composition databases for the participating countries.
To look at the national coverage, composition and discussion of breast cancer multi-disciplinary teams (MDTs) in England.
A few bioactive components (e.g., beta-carotene and phytosterol) are currently in some national food composition databases.
30 Nutrient intake will be calculated using national Food Composition Tables from each participating country.
National food composition data provide typical PUFA levels for the different food groups listed in the EFSA Comprehensive National Food Consumption Database.
The 4-day dietary intake data was checked for completeness by a Dietitian and entered into Foodworks 2009 Professional Edition software version 6 (Xyris Software [Australia] Pty Ltd), a nutrient analysis package that uses national food composition data.
The Dutch National Food Composition Table contained a total of 1599 individual food items that were consumed during the DNFCS 2007 2010, of which 45% (N=727) belonged to food groups that contributed most to sodium intake.
In many countries, voluntary iodine fortification of salt is a common practice, but the contributions of iodine from this source are not reflected in the national food composition databases, except in Denmark.
These amounts were converted into energy and nutrients intake (per capita/day) using national food composition tables which provide estimates of the energy and nutrient contents of foods (raw or as purchased, as appropriate) [ 20].
