Detailed Instructions: Given a scientific passage and an answer, generate a question for the given answer.
Problem:Passage: Vitamins and minerals do not provide energy, but they are still essential for good health. The needed amounts generally can be met with balanced eating. However, people who do not eat enough of the right foods may need vitamin or mineral supplements. Answer: energy
Solution:
Although vitamins and minerals do not provide what, they are still essential for good health?