I would tell him that his health problems are completely confidential and that I would not tell his wife. If the wife asked me, I would say to talk to your husband he will explain everything.
They will need medical help.
Answer:
Cobalt
Explanation:
Cobalt has the least requirement a day for an individual, at only 0.0015mg for both men and women. It can be obtained from fish, nuts and green leafy vegetables. Cobalt is utilized in the body to nourish digest and process vitamin B12.
Hope this helps:)