Can vitamin and protein deficiency be the cause of depression?

Vitamin deficiency: Yes. Vitamin deficiency might be the cause of depression. Depending of the presentation, with or without associated symptoms, it is possible to diagnose it and treat it with supplementation only. Usually depression requires treatment with antidepressants to shorten the disease, and accelerate the improvement. Consult with your physician about the options.

YES/NO: Very unlikely, most likely not.

YES!!!: Depression can be a complex problem with many possible causes. Vitamin d deficiency (present during winter months in virtually everyone who does not take high doses of d) commonly causes depression. Deficiency of b12, folate & other b's can cause too. Deficiencies of the Amino Acid tryptophan causes low serotonin; low phenylalanine & tyrosine causes low dopamine. See a holistic doc for assessment!

Yes: Brain neuro transmitters are made from proteins and B-vitamins as well as vit D can definately be related to depression. Best to get a good Physical exam an dblood work to r/o medical etiology for depression and suplement as necessary. A goodMultivitamin, vitamin as needed if low level documented by blood test and a good balanced protein source can make a big difference for some people with depr