Negative-energy' foods, like cold water and sugar-free gum, may burn more energy in digestion, though evidence is mixed. 'Free foods' such as celery, low in energy, may help individuals with weight management but don't create an energy deficit. A balanced diet and exercise are crucial.
Vitamin C (ascorbic acid) is an essential nutrient found abundantly in fruits and vegetables. In Part 1, discover how vitamin C supports collagen formation, wound healing, immune function, antioxidant defence and many other vital processes, why deficiency can lead to scurvy, and who is most at risk.
Eggs are affordable, versatile and nutrient-dense foods that provide high-quality protein and essential nutrients. This evidence-based review explores their effects on heart health, diabetes, cognition, growth, weight management and healthy ageing.
Cow’s milk is a nutrient-dense food that provides protein, calcium and vitamin B12 to support bones, muscles and overall health. For most people, milk, maas and yoghurt are safe and beneficial, but tolerance varies and effects depend on the type consumed and the overall diet.
Riboflavin (vitamin B₂) is essential for energy production, redox balance, and iron metabolism. Found in dairy, meat and fortified foods, it supports multiple metabolic pathways. Although deficiency is uncommon, suboptimal intake may impact fatigue, anaemia and chronic disease risk.
