Those people are said to have "lactase deficiency
" and are called "lactose intolerance".
The most common cause of lactase deficiency
is lactase non-persistence, a condition in which lactase activity decreases during infancy.
This study is justified by the need to map the availability of information on the amount of lactose in processed foods, since people affected by the lactase deficiency
have difficulty in choosing foods to control the symptoms and often exclude them without necessity, which may compromise their health-related quality of life, which refers to the impact of the intervention, i.e., food restriction on the perception of well-being (22), and its nutritional status.
Osteoporosis, Intestinal Lactase Deficiency
and Low Dietary Calcium Intake.
However, disease course may be prolonged in children with secondary lactase deficiency
or food allergies [4-6].
and lactose malabsorption may lead to lactose intolerance.
Individuals with lactase deficiency
often experience an improvement in various gastrointestinal symptoms when they avoid cow's milk and other lactose-containing foods.
These tests cover genes associated with, but are not limited to, celiac disease and lactase deficiency
for abdominal pain, and coenzyme Q10 deficiency and dystonia associated with migraines.
Over 60% of patients with CVID have digestive disorders [6-9], such as atrophic gastritis, gastric achlorhydria, imbalance of the intestinal microbiota, parasitosis, lactase deficiency
, and malabsorption of cobalamin [6, 8-10].
These include lactase deficiency
(congenital and adult type), sucrase-isomaltase deficiency, maltase-glucoamylase deficiency, and trehalase deficiency.
It is recommended to rule out lactase deficiency
, causing intolerance to dairy products, which is possibly due to reduced epithelial cells and alterations in the function of individual cells (6)
Primary lactase deficiency
, which may occur when a person reaches adulthood, is common among Blacks, Latinos, and Native Americans (Huether, 2016).