Apple cider vinegar (ACV) and baking soda, also known as sodium bicarbonate, are two common household items frequently repurposed as home health remedies. ACV is a fermented liquid containing acetic acid, which has been linked to various health claims, while baking soda is an alkaline compound often used to soothe digestive issues. The practice of mixing these two substances has gained popularity as a way to combine their individual benefits while mitigating ACV’s strong acidity. This combination results in a distinct chemical process that significantly alters the properties of the final mixture.
The Neutralizing Chemical Reaction
The immediate and most apparent result of mixing apple cider vinegar and baking soda is a vigorous fizzing, which indicates a classic acid-base reaction. ACV’s active component is acetic acid, an organic acid, while baking soda is a mild base. When the two are combined in water, the acetic acid reacts with the sodium bicarbonate to neutralize the solution.
This chemical exchange produces three new substances: water, sodium acetate, and carbon dioxide gas. The rapid release of carbon dioxide creates the characteristic bubbling and foaming seen in the mixture. The resulting solution is significantly less acidic than the original ACV, which is intended to make the drink easier on the throat and stomach lining.
Understanding the Popular Health Claims
Many people consume the ACV and baking soda mixture based on anecdotal claims, with the primary motivation being to reduce the acidity of the vinegar for easier consumption. This milder drink is often sought as a daily tonic to support general well-being.
The most widespread health claim surrounding the combination is that it helps “alkalize the body” to promote a healthier internal environment. This belief stems from the idea that an overly acidic body state leads to disease. However, the human body maintains a tightly regulated blood pH range through organs like the lungs and kidneys, making it impossible to significantly change systemic pH through diet alone. The mixture is also frequently used as a mild antacid to relieve occasional heartburn, a use supported by baking soda’s known ability to neutralize stomach acid.
Safety Considerations and Preparation Methods
Despite the neutralization, several safety factors must be considered before consuming this mixture regularly. One significant concern is the sodium content contributed by the baking soda, as sodium bicarbonate is a sodium salt. Individuals with conditions like hypertension or kidney issues should monitor their intake closely, as excessive amounts of sodium can negatively impact fluid balance and blood pressure.
The production of carbon dioxide gas during the mixing process can lead to uncomfortable gastrointestinal side effects. If the mixture is consumed before all the gas has fully escaped, the carbon dioxide can cause bloating, gas, and stomach discomfort, or even reflux. For safe preparation, it is important to mix the ingredients thoroughly in a large amount of water and wait until the fizzing has completely subsided before drinking.
The acidity of ACV remains a concern for dental health, even when neutralized, and requires proper dilution to protect tooth enamel. A common preparation ratio involves mixing about one to two tablespoons of ACV with approximately one-quarter teaspoon of baking soda in a full glass of water. This drink is often advised to be consumed with a straw to further minimize contact with the teeth, followed by rinsing the mouth with plain water.