hi if you work under fluorescent lights this saps your ds give a problem called seasonal affective disorder (sad) is a type of depression that has a seasonal pattern. as with other types of depession the two main symptoms of sad are a low mood and a lack of interest in life. you may also be less active than normal and sleep more. now vitamin d is a big help for it and you can get most of what you need by being out in the sunshine with no sunscreens it works like this the sun gets picked up in your blood when it goes through your liver gets turned into vit d all very simple. you just need to be out in the sun they say 20 minutes is enough but i’m out in the sun most of the day as near naked as one can being a naturist all very good for me. you should try it? but do have a look at this link. its all i could find we have most of our vits at night after our last main meal. the link <link> just copy into google to read it. do hope this helps you. good luck
does it matter what time of day you take vit d suppliments or any suppliments for that matter? . i was diagnosed with low to no vit. d in my body and was wondering also can this affect mood such depression and anxiety attacks. thanks for your help.