Study on the Impact of Vitamins that Stimulate Mental Work

Hello, we are first-year students from LSMU and we would appreciate it if you could take some time to answer a few questions. Thank you! ;)

Questionnaire results are available only to the author

Gender

Age

Do you take vitamins?

How many types of vitamins do you take?

How do you decide if you need vitamins?

How often do you take vitamins?

Do you feel an effect when taking vitamins?

Do you take vitamins that stimulate mental activity?

How do you feel the effect of vitamins that stimulate mental activity?