Table 1 Vitamin deficiencies in the elderly

Beneficiaries of PACAM (60–80 y/o)

Chile

- vitamin B₁₂, D

[53]

Community-dwelling ethnically diverse older adults (≥ 60 y/o)

United Kingdom

- significant decrease of vitamin B₁, B₆ and B₉ intake during 8 months follow up

- almost every micronutrient below recommended daily intake

[59]

65–93 y/o

Germany

- vitamin B₉, B₁₂, D

[42]

Alzheimer patients

China

- vitamin B₂, B₉, B₁₂, D, E

[60]

≥ 65 y/o

Germany

- men and women: vitamin B₉, D

- women: vitamin B₁, B₂, B₁₂

[61]

≥ 65 y/o

Ireland

- vitamin B₉, D, E

- women with increasing age: vitamin B₉, C, D

- overall deficiencies: men > women

[62]

Elderly with psychological disorders (60–75 y/o)

Iran

- vitamin D

[63]

50–82 y/o

India

- vitamin D

[64]