What is Lactose Intolerance?

Lactose intolerance is the inability to digest lactose, which is a type of sugar found in milk and other dairy products.

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Who has Lactose Intolerance at PatientsLikeMe?

<20 20-29 30-39 40-49 50-59 60-69 70+
Current Age
Distribution of females vs. males
Gender
84% Females
16% Males
Age at first symptom
Age at first symptom # of patients Proportion
0-19 yrs 45
20-29 yrs 20
30-39 yrs 17
40-49 yrs 6
50-59 yrs 5
60-69 yrs 0
70+ yrs 0
Diagnosis status
Diagnosis status # of patients Proportion
Diagnosed 69
Not Officially Diagnosed 42

These charts show data from Lactose Intolerance patients who have completed their condition history