Circadian Rhythmicity: Retinol (Vitamin A) & Caffeine and Their Effects on the Central & Peripheral Clocks of the Body
Image 1: Is it a bad idea to "wake yourself up" with a pot of coffee in the morning, I mean from a circadian rhythm perspective? In the last installment of this series we have been dealing with breakfast. Now, if you are following the mainstream advice neither of the two subjects of this installment should actually be a staple of it. Vitamin A, in its active form, retinol, is "bad and dangerous" and only present in such "evil cholesterol laden foods" such as eggs. And since coffee will sure give you a heart attack, you better stick to your calcium fortified orange juice , a minimal amount of white water , ah.. I mean low fat "milk" (learn more about the difference between white water and milk in " Mutant Milk!? New Research Fuels the Flames on Hushed Up Concerns About Ill Health Effects of Homogenized Milk ") and - of course - " healthy cereals ". And while you will hardly be able to argue that skipping a breakfast like t...