回視聴
33:56
When Can You Get Vitamin D from the Sun? And How Much?
0:30
Light Therapy and Acne
19:46
Vitamin D, Sleep & Your Brain: Important New Connections
31:54
Vitamin D Supplementation - Breaking Down the Controversy
43:50
She says: throw out your toothpaste (do this instead) | Ep127
27:36
How to Check if You're Low in Vitamin D3 (with no labs)
57:20
Vitamin D - Are you getting enough?
0:30
Light Therapy
