Overview

Lactose intolerance is a common digestive disorder where the body lacks sufficient amounts of the enzyme lactase needed to break down lactose, a sugar in milk and dairy products. When lactose-intolerant individuals consume such foods, undigested lactose causes symptoms like bloating, diarrhoea, and abdominal pain. The severity of symptoms varies from person to person. Managing lactose intolerance typically involves avoiding or limiting dairy products and using lactase supplements when consuming small amounts of lactose-containing foods.

Although the illness, also known as lactose malabsorption, is primarily benign, its symptoms can be upsetting.

Causes of Lactose Intolerance

- Genetic Predisposition- Many people are genetically predisposed to develop lactose intolerance, which can become more common as they age.
- Ethnicity- Certain ethnic groups, such as people of Asian or African descent, are more prone to lactose intolerance.
- Gastrointestinal Conditions- Infections, celiac disease, Crohn's disease, or surgery affecting the small intestine can damage the lactase-producing cells, leading to temporary or secondary lactose intolerance.
- Age- Lactase activity tends to decrease, resulting in lactose intolerance in some individuals.

Types of Lactose Intolerance

- Primary Lactose Intolerance- Insufficient lactase production is the initial cause of primary lactose intolerance, which is the most prevalent kind. Babies require lactase because milk is their only source of nourishment. While lactase levels often decline when children switch from milk to other foods, they typically still generate enough of the enzyme to break down the quantity of dairy in an average adult diet. Milk products become difficult to digest in adults with primary lactose intolerance because lactase synthesis declines dramatically by maturity.
- Secondary Lactose Intolerance- When your small intestine reduces lactase production following a disease, trauma, or surgery involving the small intestine, it might result in lactose intolerance. Intestinal infection, celiac disease, bacterial overgrowth, and Crohn's disease are among the conditions linked to secondary lactose intolerance.
- Congenital or Developmental Lactose Intolerance- A lactase deficiency can result in lactose intolerance in newborns, but this is uncommon. The nature of this condition is autosomal recessive, meaning that a child cannot be afflicted unless both parents carry the same gene mutation. The disorder is inherited in this manner from generation to generation. A low lactase level in premature babies could result in lactose intolerance.

Symptoms of Lactose Intolerance

The signs of lactose intolerance might manifest anywhere from 30 minutes to 2 hours after consuming lactose-containing foods. Typical symptoms include the following:

- - Severe discomfort
  - Lethargic
  - Retching
  - Spitting

Furthermore, some individuals may have headaches, fatigue, and muscular weakness.

Treatment Options For Lactose Intolerance

Restoring the body's capacity to digest lactose may require months for those whose lactose intolerance is the result of an underlying medical issue which must be treated. The optimal course of treatment will be determined by the severity of the symptoms and the underlying cause of lactose intolerance. Here are some options:

- - Elimination of lactose-containing foods- The simplest and most effective way to cure lactose intolerance is to cut out foods like milk, cheese, and yoghurt that contain lactose. There are additional dairy products available that have less or no lactose.
  - Lactase enzyme supplements- Before consuming meals that include lactose, the body might benefit from the oral administration of more lactase enzymes. There are liquid, tablet, and capsule forms available for these vitamins.
  - Probiotics- Live bacteria, sometimes called probiotics, are found in fermented foods like yoghurt and kimchi, as well as nutritious supplements.
  - Milk Substitutes- Almond milk, soy milk, and oat milk are among the many non-dairy milk alternatives that are inherently lactose-free.

When to Consult a Doctor

You can also get in touch with the expert Gastroenterology doctors at Narayana Healthcare based in your city to get immediate attention and medical support during injuries, health disorders or any other health concern.

Conclusion

Lactose intolerance is not an illness. It's an inherent difference in the way that our digestive systems function. In actuality, humans' capacity to digest lactose past infancy is a very recent genetic adaptation. It's alright that only some have such adaptability. Even if you are lactose intolerant, you can still have a healthy life.

FAQs

Q. What happens if lactose intolerance is disregarded? A. You won't become very sick with a lactose intolerance. Eventually, the symptoms will go away if you can manage them while the lactose goes through your digestive tract. Yet, lactase supplements and lactose-free dairy products make it simple to prevent the symptoms of lactose intolerance.

Q. Is lactose intolerance associated with any long-term effects? A. You will need to be more mindful of the nutrition you are consuming because lactose intolerance will impact your diet. You may become deficient in calcium and vitamin D if you completely abstain from dairy products. Although dairy products are among the most popular dietary sources, you may obtain these nutrients from other sources as well.

Q. Can you develop lactose intolerance over time? A. Throughout infancy and maturity, the majority of people acquire a lactose intolerance. You progressively cease making lactase, the enzyme that breaks down lactose, which results in primary lactose intolerance, the most frequent kind of lactose intolerance. Time may also cause changes in your gastrointestinal sensitivity.

Q. Which foods cause symptoms of lactose intolerance? A. Unless it has been eliminated, most dairy products include lactose. Goat and cow milk products fall under this category. Some varieties have more than others. Hard cheeses have less lactose than fresh milk and cream, for instance. A little parmesan cheese on your salad could be appropriate for you.

Q. What diet can I follow to control my lactose intolerance? A. To determine your lactose threshold, experiment around with your diet. Some people discover that, depending on the quantity or when paired with other foods, they can tolerate particular dairy products. Start with a diet devoid of lactose, then progressively add lactose-containing items to observe how your body reacts.