Amino Acids ,Peptides & ProteinProteins are linear heteropolymers of -amino acids Amino acids have properties that are well-suited to carry out a variety of biological functions Capacity to polymerize Useful acid-base properties Varied physical properties Varied chemical functionality
Food product specifically formulated to attain higher amount of nutrients or phytochemicals than would naturally occur in that food Combination of numerous ingredients to achieve a specific set of goals e.g. infant formula as designer food influencing immune system and development