My Vitamin D Levels & Winter Sun Exposure – Test Results 2018 Vs 2019
Comparing my ‘adequate’ (i.e. normal range / optimal) vitamin D level after a UK winter without a holiday with my very high level after 2 weeks of winter sun a year ago. Explaining results in relation to seasonal vit D averages for the English population, tables / charts / guidelines, recommendations about deficiency (SACN & … Read more