sol·vent slvnt, sôl-)
1. A substance in which another substance is dissolved, forming a solution.
2. A substance, usually a liquid, capable of dissolving another substance.
WATER IS ALSO A NATURAL SOLVENT
DMSO - mother nature's dipolar aprotic solvent
Many chemists are surprised to learn that DMSO is a natural product. In fact, DMSO occurs naturally in a variety of plants and in the oceans. DMSO, along with dimethyl sulfide and dimethylsulfone, form part of the organosulfur cycle. More than 50 billion pounds of these compounds are present...naturally...in the atmosphere and in the oceans, according to calculations based on measured levels of concentrations of DMSO, DMS, and DMSO2.
"All solvents allow parasite eggs to hatch and destroy human cells."
Not this solvent and neither water. Generalizations lead to false conclusions.