What is stomach acid?

photo of woman and her bare stomach in black and white

TL;DR

Stomach acid is a digestive fluid that is produced in the stomach lining to aid the breakdown of food. It is composed of hydrochloric acid, potassium chloride and sodium chloride. The main component is hydrochloric acid. The body regulates the production of this fluid producing more as needed, like after a meal.

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Table of Contents

  • A digestive fluid that is produced in the stomach lining to aid the breakdown of food.
  • Composed of hydrochloric acid, potassium chloride and sodium chloride. The main component is hydrochloric acid.

The body regulates the production of this fluid producing more as needed, like after a meal.

The acidity level of the stomach ranges from 1.5 pH – 3.5 pH. The pH scale ranges from 1 pH to 14 pH, with 1pH being the most acidic and 14pH being the most alkaline.

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