Moderate UV light is best when it comes to boosting the vitamin D content of edible mushrooms, McGill study finds

Published: 4 May 2026

Researchers at McGill University have discovered that moderate ultraviolet (UV) light exposure is best when the technique is used to enhance vitamin D₂ in edible mushrooms. Excessive exposure leads...

How vitamin D deficiency can lead to autoimmune diseases

Published: 21 October 2024

As Canadians brace for “vitamin D winter” – months when the sun’s angle is too low to produce the vitamin in the skin – a McGill University study explains why vitamin D deficiency early in life is...

Vitamin D may not protect against COVID-19, as previously suggested

Published: 4 June 2021

While previous research early in the pandemic suggested that vitamin D cuts the risk of contracting COVID-19, a new study from McGill University finds there is no genetic evidence that the vitamin...

Association between low vitamin D and MS

Published: 25 August 2015

Low levels of vitamin D significantly increase the risk of developing multiple sclerosis (MS), according to a study led by Dr. Brent Richards of the Lady Davis Institute at the Jewish General...

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