Answer – Iron
According to guidelines stated in the “Guidance for Industry: Food Labeling Guide” published by the U.S Food and Drug Administration (FDA) in September 1994 and last revised in January 2013, it is required that Vitamin A, Vitamin C, Calcium, and Iron must appear on nutritional labels if they are contained in the food.
<span>
</span>
The fat didn't leave his body. Your friend less consumption of fat forced your body to use the energy from the already consumed fat in your body, which in turns lowers the amount of fat visible to the eye. There's still fat in your friends body just not as much. A little fat is healthy for your body. <span />
A) botulism
According to the FDA botulism is found in improperly canned foods
source: https://www.fda.gov/syn/html/ucm103263