The male client diagnosed with cancer tells the oncology clinic nurse that an employee of a health food store suggested that he take 50,000 mg of vitamin C every day to treat the cancer. Which...

The male client diagnosed with cancer tells the oncology clinic nurse that an employee of a health food store suggested that he take 50,000 mg of vitamin C every day to treat the cancer. Which information is most important for the nurse to discuss with the client?

1. Excessive amounts of water-soluble vitamins are excreted by the body.

2. Too much acid could result in the client developing mouth ulcers.

3. This is an alternative treatment to taking chemotherapy or radiation.

4. The individual at the store wanted to sell the vitamins to the client.