Folic Acid
The deficiency of it causes headaches, which may results into anxiety. Folic acid can be found in lettuce, white beans, lentils and spinach
Related: 4 Foods that can Damage your Brain
Zinc
The deficiency of Zinc could result to lack of focus and motivation. Zinc abounds in Spinach, broccoli, asparagus, blackberries, Walnuts, almonds and cashews.
References
Ashby-Mitchell, Peeters, Anstey: Role of dietary pattern analysis in determining cognitive status in elderly Australian adults. PMID:25658241
Milte, Thorpe, Crawford, Ball, McNaughton; Associations of diet quality with health-related quality of life in older Australian men and women. PMID:25639944
Some descriptions were also gotten from
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Natural News Network – Natural Health News and Scientific Discoveries.
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Netplaces
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Mental Healthy Webpages