Which vitamin is produced in the skin during sun bathing?
vitamin A
vitamin B
vitamin C
vitamin D
Vitamin D is synthesized from cholesterol in the skin with the help of the natural ultraviolet wavelength of sunlight. Supplementation of vitamin D is recommended only for sun-deprived people (eg. elderly or living in the Far North).
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Answers by country
vitamin A
vitamin B
vitamin C
vitamin D
answers
the Netherlands
23
Norway
15
Pakistan
53
Switzerland
40
Australia
52
Malaysia
17
Germany
454
Austria
59
the United Kingdom
202
the United Arab Emirates
14
Republic of Ireland
33
Italy
26
Poland
14283
India
196
Canada
54
the United States
374
the Philippines
30
Unknown
20
Greece
23
Nigeria
17