The lives of human beings are unquantifiably more important than those of pigs. Besides, most of us love bacon: If we can eat pigs, surely we can benefit from their hearts.

Pig heart valves have been used as replacements in humans since the 1960s, but in those cases, the tissue is chemically treated to kill off the cells including the alpha-gal sugar. Presumably ...

Not only are they made of potato, which guinea pigs cannot eat, but the seasoning is likely to cause problems too. Another ...