Texas Esthetician License Practice Exam

Where do phytoestrogens originate from?

1. Animals

2. Plants

3. Minerals

4. Bacteria

The correct answer is: Plants

Phytoestrogens originate from plants, which is why the correct choice is plants. These compounds are naturally occurring plant-based substances that can mimic the action of estrogen in the body. They are found in various plant foods, including soy products, flaxseeds, and whole grains. The presence of phytoestrogens in these foods can be beneficial for health, particularly in relation to hormonal balance and certain conditions influenced by estrogen levels. The other options do not accurately represent the source of phytoestrogens. Animals do not produce phytoestrogens; instead, they may contain estrogens derived from their own physiology. Minerals are inorganic elements and do not produce organic compounds like phytoestrogens. Although some bacteria can metabolize compounds into phytoestrogens, they themselves do not originate from bacteria. The definition of phytoestrogens specifically ties their source to plants, emphasizing their nutritional importance and the role they play in human health.