Drugs from Dead Cattle.
From the bodies of cows is obtained the tallow which is made into oleomargarin.
The prevailing ailment of the American people is dyspepsia, which is due to a natural lack of pepsin. But it has been found out that the pig's pepsin will do as well as our own, so it is prepared for the drug-trade and sold at considerably above the price per pound of the hog on the hoof.
There are all sorts of obscure nervous troubles which can be very materially helped by a substance extracted from the gray matter of calves' brains.
A growing child should make red corpuscles in his blood at a great rate. All the processes which construct his bones and his flesh and his various organs should be working full-powered. The red rib-marrow of freshly killed young animals contains a substance which is soluble in chemically pure glycerin and can be digested out of that red rib-marrow, and which, if given to the child, greatly increases the proportion of red corpuscles in the blood and stimulates all the constructive processes of the body. This will sell for a much larger sum a pound than veal.
And so there are various other substances taken from the sweetbreads proper, the neck-and-throat sweetbreads, the thyroid gland, the parotids, and the suprarenal capsules which can be used in medicine and can be sold at a large profit to people brought up to believe that "eating the part strengthens the part."