Lactose Intolerance by Ethnicity and Region Lactose intolerance percentages in the table below were taken directly from the sources referenced. The fact that some percentages are exact and others are provided as a range is the result of the research methodologies used . Lactose intolerance is a condition in which people have symptoms due to the decreased ability to digest lactose, a sugar found in dairy products. Those affected vary in the amount of lactose they can tolerate before symptoms develop. Symptoms may include abdominal pain, bloating, diarrhea, gas, and nausea. These symptoms typically start thirty minutes to two hours after eating or drinking milk Causes: Decreased ability to digest lactose (genetic, .
Jun 01, 2005 · Lactose intolerance seems linked to ancestral struggles with harsh climate and cattle diseases, Cornell study finds milk, humans are the only mammals that drink milk as adults. But most people -- about 60 percent and primarily those of Asian and African descent -- stop producing lactase, the enzyme required to digest milk, as they mature. Lactose intolerance is most prevalent among people of East Asian ancestry, affecting more than 90% of adults in some communities, according to the NIH.
Nov 07, 2014 · For someone that is 1/2 Asian and 1/2 African descent they will be highly likely to be lactose intolerant. If they are mixed race with Caucasian then their chances of digesting dairy increase, but are not guaranteed. It depends on the genotype o. It is estimated that up to 70% of the world’s population has some level of lactose intolerance by the time they reach adult age. Ethnicity does play a role in this process, with people coming from a Native American/First Nations or Asian ancestry being the least likely to develop a lactose intolerance over time. What Do My Test Results Mean?
Sep 01, 2009 · Study Links Ethnicity & Lactose Intolerance it is the high correlation between Northern European ancestry and the ability of an adult to Middle Eastern and southern Asian groups, is rare. Contained within are facts about lactose intolerance and what scientific experts say about various issues related to this subject. This information can help put the issue of lactose intolerance into a realistic perspective that includes patient-friendly solutions for dietary management of lactose intolerance.
Jun 29, 2019 · Most East Asians - like most of the world’s population - cannot tolerate lactose after infancy. This is the default human condition; we are “supposed” to be weaned from milk after the first few years. Over the course of millennia certain human gro.