*Rashes including red, patchy ones near the mouth (erythematous periorofacial macular rash) *Fine and brittle hair Psychological *Hallucinations *Lethargy *Mild depression, which may progress to profound fatigue and, eventually, to somnolence *Generalized muscular pains (myalgia) *Paresthesias
Biotin deficiency
Chromium deficiency
Copper deficiency
Fluorine deficiency
Boron deficiency 
Selenium deficiency
Manganese deficiency 
Thiamine deficiency