Tag: Nutrient test

According to the World Health Organization, deficiencies in iron, vitamin A, and iodine are among the most common nutrient deficiencies worldwide, affecting large populations, particularly children and pregnant women. Detecting a vitamin deficiency early is crucial for maintaining overall health and preventing more serious complications.

According to scientific principles, iodine reacts with starch to produce a distinctive blue-black color. Therefore, to know if starch is not present in a sample, you must conduct the iodine test and observe for a negative result, where the yellow-brown color of the iodine solution remains unchanged.