BIOMOLECULES AND ENZYMES

Detailed explanation-1: -An enriched food means that nutrients that were lost during processing are added back in. Many refined grains are enriched. Wheat flour, for example, may have folic acid, riboflavin, and iron added back in after processing. This is intended to restore its original vitamin levels.

Detailed explanation-2: -An enriched food is one having lost resident nutrients during processing, upon which some (or all) are added back to restore or enhance its original nutrient density. Examples of enriched foods include in skim or low-fat milk with vitamin D; and wheat flour with folic acid, riboflavin, and iron.

Detailed explanation-3: -The most unstable vitamins include: folate, thiamine and vitamin C. More stable vitamins include: niacin (vitamin B3), vitamin K, vitamin D etc. So, maximum amount of vitamins are lost during food processing compared to carbohydrates, fats and proteins.

Detailed explanation-4: -Typical nutrients restored through enrichment include iron, folic acid, riboflavin, niacin, and thiamin. Many baked products and other grain-based foods use a mixture of both whole and enriched grains.

Detailed explanation-5: -(in-RICHT…) A food that has nutrients added back that were lost during processing. Examples are bread, pasta, and other products made from white flour that have B vitamins added back.