Produced by animals

• Breast milk, milk produced by a human mammary gland
• Buffalo milk, milk of a domestic water buffalo
• Camel milk, milk produced by camels
• Donkey milk, milk produced by donkeys
• Goat milk, milk produced by goats
• Mare milk, milk produced by horses
• Moose milk, milk produced by moose
• Powdered milk, powder that is drinkable when mixed with water
• Sheep milk, milk produced by sheep
• Yak milk, milk of a domestic yak

Produced from plants

• Almond milk, a milk-like beverage made from almonds
• Coconut milk, a milk-like substance derived from a coconut
• Milk substitute
• Oat milk, a milk-like substance made from oats
• Plant milk, any of various milk substitutes made from plants
• Rice milk, a milk-like beverage made from rice
• Soy milk, a milk-like beverage made from soybeans

Produced from chemicals

• Milk of magnesia, a suspension of magnesium hydroxide, used as an antacid and laxative

Fictional characters

• Milk, a character in the rhythm game series maimai
• Milk (Dragon Ball) or Chi Chi, a character in Dragon Ball media
• Sunny Milk, a character in the Touhou Project series
• Milk family, several characters in The Boys franchise

Film and television

• Milk (2008 Turkish film), a film by Turkish writer/director Semih Kaplanoğlu
• Milk (2008 American film), a film about Harvey Milk
• Milk (2017 film), a Canadian drama film
• Milk (2021 film), a Russian comedy-drama film
• "Milk" (How I Met Your Mother), a 2006 television episode

Music

Literature

• Milk (short story collection), a collection of short stories by Beverley Farmer
• Milk, a novel by Darcey Steinke