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Keto rash is an almost symmetrical form of skin rash, that develops on the abdomen, chest, back, armpits and occasionally on the neck. The name is derived from Keto or Ketosis as it is often manifest in individuals on a Keto or Ketogenic diet.

The Keto diet, involves a big change from standard diets high in carbohydrates to a high fat, often high protein diet. The diet involves “tricking” the body to burn Ketones from fats for energy instead of carbohydrates. This change in diet and the resulting physiological changes to the body can result in clinical side effects including Keto Rash, among others, such as headaches, or even diarrhea.

Symptoms

One interesting thing to note is that the condition appears to be more prevalent among Asian women and hence research is primarily focused among Japanese women. Symptoms of Keto rash include the following:

  • Red itchy rash in the locations highlighted above
  • Papules or red spots that have the appearance of a “web”
  • After the rashes disappear a dark brown pattern remains on the skin

Possible Causes

Given the name of this medical syndrome, there appears to be a major correlation between Ketosis and Keto Rash. External factors such as sunlight, excessive heat, sweating, skin trauma as well as the presence of allergens are also thought to aggravate the condition

Treatment

Increase carbohydrate intake: This is possibly the hardest aspect of overcoming Keto rash for people committed to the Keto diet, but gradual increase in carb intake has been shown to improve the symptoms of Keto rash … indeed, if Keto adherents want to perhaps continue with the diet, they can also follow a moderately low carb diet instead.

Improve any nutrient deficiencies: The Keto diet is inherently restrictive, so followers of the diet need to ensure that they are able to get the vitamins and minerals they need. In particular, they need to ensure that they receive adequate amounts of vitamin A, vitamin B-12, and vitamin C as deficiencies in these have been associated with chronic skin conditions.

Eliminate Allergens: The Keto diet is often associated with consumption of low carb and high fat foods. Some of these like eggs, fish, seeds and nuts also belong to some of the most common allergens and it will be helpful for patients to ensure that they identify and eliminate such food groups that they are allergic to – in order to eliminate the symptoms of Keto rash.

Incorporate Anti-Inflammatory supplements to diet: Supplements like pre and probiotics, fish oil and even primrose oil have been shown to relief the symptoms of Keto Rash.

Skin Care: Simple efforts like keeping your skin clean and moisturized are also effective in relieving or preventing Keto Rash.

Medication: Your personal medical professional should also be consulted and they may prescribe antibiotics or other medicines such as Dapsone which are effective against the symptoms of Keto Rash

Conclusions

At the end of the day, perhaps only a minority of people on a Keto diet actually develop Keto Rash so it is not very common. If it is a problem while on a Keto diet, one can start by gradually increasing the intake of carbohydrates, ensure adequate nutrition through taking the necessary supplements if one’s diet is deficient in certain minerals and last but not least, consult your medical practitioner who may be better able to advise on medication or supplements.