This document serves as a comprehensive technical reference for the chemical and nutritional composition of various food items as standardized by the British government in 1990. The publication provides a systematic breakdown of food components, intended to assist researchers, dietitians, and policymakers in understanding the nutritional profile of the food supply during that period. It relies on laboratory analysis and standardized data collection methods to ensure accuracy in nutritional reporting.

Experts view this document as a foundational historical reference for nutritional standards in the United Kingdom. Researchers frequently utilize this text to establish baseline data for longitudinal studies regarding dietary trends and food composition changes over time.