I have as well. Isn't that what sunlight does? Helps your body produce vitamin D.

I take prescription strength vitamin D once a week I have noticed a bit of a change in my mood so I’d have to say yes 😀Nicole

It helps me I also would recommend a light box if you have S.A.D.

Yes i heard that as well..

I take vitamin D3 and Acamperstat and can tell a defferance. Some other people say they can tell. I think it's just my moods.