Sulfurous acid is reacted with sugars of the fruit.
It is possible that some other organic substances(tannin, protein), also linked Sulfurous acid.
Garlic oil contains Sulfurous compounds allicin which is an active constituent
that provides immune benefits.
Oil refineries are facing increasingly Sulfurous(sour) crude supplies
and environmental regulatory pressure on sulfur content of gasoline.
Among other organic matter, which is capable of reacting Sulfurous acid, a number of authors called cellulose.
We strongly DO NOT condone this behaviour,
particularly as these people have reported Sulfurous smells** and jetting noises at the summit.
Specifically, we have learned that
changes in an olfactory receptor gene can have a large effect on a person's ability to smell certain Sulfurous compounds.
But take note: You may end up bloated or with an upset stomach due to the fiber content- though this applies more to blended
green drinks rather than juiced ones- or the Sulfurous veggie content.