Decline in nutritional quality of food

Other Names:
Reduced nutrients in fresh foods

Three studies of historical food composition have shown 5-40% declines in some of the minerals in fresh produce, and another study found a similar decline in our protein sources (Davis D R., Declining fruit and vegetable nutrient composition: What is the evidence? American Society of Horticultural Science (February 1, 2009).


The diet of developed countries consist of adulterated and denatured foods, from which the most precious essential factors have been removed by colouring, bleaching, heating and preserving.

Narrower Problems:
Predominance of fast food
Problem Type:
E: Emanations of other problems
Related UN Sustainable Development Goals:
GOAL 2: Zero HungerGOAL 3: Good Health and Well-beingGOAL 4: Quality Education
Date of last update
18.04.2019 – 11:37 CEST