20 Milk & Dairy Facts That Are Unbelievably True

In 2011, Norway went through a nationwide butter shortage, where smugglers would often get caught smuggling butter and online auctions for one packet of butter reached as high as $77.

Milk must be offered at every meal if a United States school district wishes to get reimbursement from the federal government.

Icelandic Skyr is technically a cheese, not a yogurt.

Until about 11,000 years ago milk was toxic to humans. The only way humans were able to consume it was by lowering the lactose levels by turning it into cheese. Today only one-third of the adults are lactose tolerant, and the closer you get to the equator the lower the tolerance level is.

There's a cheese named maggot cheese from Sardinia which has maggots in it. It’s outlawed by European Union for food hygiene and health violations. However, it is still made and sold on the black market.

Milk allergy is quite different from Lactose intolerance and can be problematic for young children due to ignorance of the differences.

The "holes" in Swiss cheese were, until recently, seen as a sign of imperfection and something cheesemakers tried to avoid.

Though nowadays there are plenty of rennet substitutes, Indian cheese known as Paneer is one of the few kinds of cheeses in the world that has traditionally not required a calf slaughter to obtain stomach enzymes to curdle the cheese. Paneer is curdled by just adding lemon juice.

A fermented milk drink named kefir was traditionally made in skin bags that were hung near a doorway. The bag would be knocked by anyone passing through the doorway to help keep the drink mixed.

Holes in Swiss cheese are actually called 'eyes'. Swiss cheese without eyes is known as 'blind.'