It can take a while for your Vit-D levels to rise, even with supplementing 5k IU per day... I would check your levels again. And, of course, Vit-D is not the o

It can take a while for your Vit-D levels to rise, even with supplementing 5k IU per day... I would check your levels again. And, of course, Vit-D is not the only contributor to depression so it might be good to see a GP and/or get a general blood panel done.