lactose

Sugar from cows

Lactose is the natural sugar found in milk, composed of glucose and galactose.

People who are lactose intolerant lack sufficient enzyme to digest it, causing digestive discomfort from dairy products: Is this ice cream lactose-free?

dairy

milk

Mammalian nursing fluid

butter · whey · casein · ghee · kefir · curd · pasteurization · homogenization · fermentation · probiotic

chemistry

disaccharide

Two-monosaccharide compound

molecule · crystalline · soluble · reducing sugar · maltose · sucrose · isomer · hydrolysis · monosaccharide · saccharide

digestion

lactase

Milk sugar enzyme

small intestine · glucose · metabolism · microvilli · intestinal flora · breakdown · digestive system · gastrointestinal · monosaccharide · disaccharide

intolerance

malabsorption

Failed intestinal nutrient uptake

cramps · nausea · symptoms · dairy alternative · oat milk · almond milk · soy milk · coconut milk · digestive discomfort · sensitivity

Categories
Opposites
sugar type/source

lactosefructose

Monosaccharide in produce

sucrose · glucose · maltose · galactose · dextrose

digestibility/tolerance

lactoselactose-free

Lacking milk sugar

dairy-free · lactase · oat milk · almond milk · soy milk

Phrases
Family

galactose, lactose-free, lactose intolerance

Familiarity
Top 100,000
Profile
Known to kids · Used worldwide · Timeless · Everyday, not technical · Rated G