摘要：Introduction: Rational nutrition is one of the most
important factors affecting human development,
maintaining good health and prevention of
civilization diseases.
Purpose: To assess the state of knowledge among
students from John Paul II State School of Higher
Education in Biala Podlaska in the impact and
effectiveness of vitamin A supplementation on the
human body. As well as the assessment of students'
knowledge concerning the problem of deficits and
diseases caused the overdose of vitamin A.
Materials and methods: The study was conducted
among 70 students of the John Paul II State School
of Higher Education in Biala Podlaska in the period
March - April 2018. We used the diagnostic survey
method based on the original questionnaire.
Results: Students have knowledge about dietary
supplements; they could indicate the main effect of
the preparations. 62.86% of the respondents knew
the correct definition of dietary supplements. They
had difficulty with the term of vitamin A in the
human body and the diseases caused by the lack of
it. The problem was a detailed knowledge of the
occurrence and impact on the body of vitamin A
supplementation. A small percentage (14.29%)
students have ever taken supplements.
Conclusions: Students have knowledge about
dietary supplements.
