What vitamins are excreted by the body daily?

The correct answer is associated with B complex vitamins and Vitamin C, which are both water-soluble vitamins. Water-soluble vitamins are not stored in the body and excess amounts are excreted daily through urine. This means that individuals need to regularly consume these vitamins through diet to maintain adequate levels.

B complex vitamins include several essential nutrients, such as B1 (thiamine), B2 (riboflavin), B3 (niacin), B6 (pyridoxine), B12 (cobalamin), folate, and biotin. Each plays a critical role in various bodily functions, including energy production, red blood cell formation, and neurological functioning. Similarly, Vitamin C is vital for immune function, collagen synthesis, and acts as an antioxidant.

In contrast, the other answer choices include vitamins that are either fat-soluble or not primarily excreted daily. For instance, Vitamins A, D, E, and K are fat-soluble vitamins and are stored in the body's fatty tissues and liver. These vitamins can accumulate in the body, which is why they are not typically excreted on a daily basis. Omega-3 fatty acids, while important, are not categorized as vitamins and also do not follow the same