A child has been taking one fish liver oil capsule daily since one month after birth. Concerns arise about the potential dangers or toxicity from excessive vitamin A and D supplementation. How can one confirm if the child is affected?

Discuss the appropriate daily vitamin intake and the nutrient supply of a balanced diet.

Vitamin E deficiency may lead to symptoms such as red blood cell destruction, muscle degeneration, anemia, and reproductive dysfunction. It is recommended to supplement through foods rich in vitamin E, such as malt, soybeans, vegetable oils, nuts, kohlrabi, green leafy vegetables, spinach, and nutrient-added whole wheat and unrefined grain products.