Vitamin D: Diabetes and Colon Cancer in Japanese Population

[HenkPoley]

Also see Stasha Gominak sleep research, lecture is here on youtube. 29 ng/mL 25(OH)D3 is rather low, in general you don't want to go below 50ng/mL, else your sleep quality degrades. Keep it between 60-80ng/mL optimally.

[Lima547]

High quality information! Thanks UC for sharing, it's a noble attitude! 

[SPS148669]

Just keep eating those burgers first world westerners and this is what you get.

[HenkPoley]

@SPS148669 Japanese in general eat fairly healthy.