At the end of my Carb Night Solution experiment, which is a type of cyclic ketogenic diet, right before we went to Italy, I obtained a panel of labs which I plan doing a series of posts about.

My Vitamin D levels are what I’d like to talk about first, but before we get into my results, here is a little background.

Basics of Vitamin D

• It is a hormone derived from cholesterol
• It can be made in the skin with exposure to sunlight
• It can also be ingested with food or supplementation

Effects of Vitamin D

• Maintains calcium levels in body which is important for bone health
• Regulates gene expression
• Helps immune function
• May provide anti-cancer effects
• Vitamin D levels need to be in the 50 -70 ng/mL range for thyroid hormone receptors to respond properly
• Low Vitamin D levels are seen in obesity, although I’m not entirely sure if it’s known whether obesity causes low vitamin D levels, or if it’s the other way around.

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