According to a new study from Denmark low blood vitamin D concentrations seem to be related to a higher risk of developing tobacco-related cancers in smokers.

Adequate blood vitamin D concentrations and vitamin D3 supplementation seem to activate genes that are important for an optimal working immune system and response to stress, says a new US study.

According to a new German study regular supplementation with a combination of omega-3 fatty acids, lutein and zeaxanthin increases the optical density of the macular pigment, potentially preventing the progression of age-related macular degeneration in patients.

A new review from the UK suggests that sufficient blood vitamin D concentrations may decrease the risk of developing high blood pressure.

A new review from the US confirms that vegetarians develop vitamin B12 depletion or deficiency regardless of demographic characteristics, place of residency, age, or type of vegetarian diet.