Vitamin C and zinc play essential role in immune function

Summary This review, conducted by Swiss researchers, gives an overview of several studies investigating the immune-enhancing effect of vitamin C and zinc and their influence on clinical conditions. The results showed that vitamin C concentrations rapidly decline during infections and that supplementation of vitamin C improves the function of the human immune system. Zinc deficiency…

Sufficient zinc levels decrease pneumonia incidence in nursing home residents

Summary Zinc plays an important role in immune function. Therefore, a study executed by several research institutes in Boston, USA, investigated whether zinc concentrations in the blood are associated with the incidence and duration of pneumonia, use of antibiotics, and pneumonia-associated deaths. 578 residents of 33 nursing homes in Boston were involved. All participants received…

Zinc supplementation can prevent and reduce diarrhea and pneumonia in young children

Summary This review gives an overview of the beneficial effects of zinc supplementation on infectious diseases like diarrhea and their prevention and treatment in young children. Studies show that zinc supplementation can reduce diarrhea incidence (11 to 23%), the duration of the illness (up to 9%), and diarrhea mortality (23%) in young children. Other studies…

Ecuadorian elderly are often affected by micronutrient deficiency and infectious diseases

Summary According to this Ecuadorian study, micronutrient deficiencies and infectious diseases are common in the Ecuadorian elderly. In this study, 145 elderly were involved. It showed, among others, that participants in this group have deficiencies of zinc (50%), iron (44%), vitamin B12 (43%), vitamin D (19%), and folate (18%). Furthermore, an increased number of respiratory…

Probiotics can reduce the risk of infectious diseases in athletes

Summary This review, conducted by several Australian research institutes, gives an overview of the effects of probiotics on immunity after intense physical exercise. Probiotics are well-known as modulators of the so-called microbiota. A well-functioning microbiota contains varied bacteria, which, among others, contribute to the regulation of the immune system and protection of the body from…

The beneficial role of nutrients for immunity

Summary This review, conducted by two Egyptian research centers, gives an overview of the role of various nutrients on immune function. Several studies showed, among others, that multiple micronutrients, essential fatty acids, some amino acids, but also pre- and probiotics boost the immune system and beneficially affect immune function. At the same time, micronutrient deficiencies…