Bag Balm is a salve

Salve

A salve is a medical ointment used to soothe the head or other body surface. A popular eye medicine known as "Phrygian powder" was one of Laodicea's sources of wealth...

 developed in 1899 to soothe irritation on cows'

Cattle

Cattle are the most common type of large domesticated ungulates. They are a prominent modern member of the subfamily Bovinae, are the most widespread species of the genus Bos, and are most commonly classified collectively as Bos primigenius...

 udder

Udder

An udder is an organ formed of the mammary glands of female quadruped mammals, especially ruminants such as cattle, goats, sheep and deer. The udder is a single mass hanging beneath the animal, consisting of pairs of mammary glands...

s after milking. The product is officially only meant for animals and is inspected as such by the United States Food and Drug Administration

Food and Drug Administration

The Food and Drug Administration is an agency of the United States Department of Health and Human Services, one of the United States federal executive departments...

, but it's also often used as a treatment for chapped and irritated skin

Skin

-Dermis:The dermis is the layer of skin beneath the epidermis that consists of connective tissue and cushions the body from stress and strain. The dermis is tightly connected to the epidermis by a basement membrane. It also harbors many Mechanoreceptors that provide the sense of touch and heat...

 on humans and can be found in places such as drug stores

Pharmacy

Pharmacy is the health profession that links the health sciences with the chemical sciences and it is charged with ensuring the safe and effective use of pharmaceutical drugs...

, ski resort

Ski resort

A ski resort is a resort developed for skiing and other winter sports. In Europe a ski resort is a town or village in a ski area - a mountainous area, where there are ski trails and supporting services such as hotels and other accommodation, restaurants, equipment rental and a ski lift system...

s, online vendors, needle-work stores, and of course farm and feed stores. Its uses are many, for example "squeaky bed springs, psoriasis, dry facial skin, cracked fingers, burns, zits, diaper rash, saddle sores, sunburn, pruned trees, rifles, shell casings, bed sores and radiation burns."
Bag Balm is made by Dairy Association Co.