Malic Acid: What is it? Benefits, Side Effects and Sources of this Nutrient

It is an organic compound found naturally in fruits such as apples.

It is often a supplement, especially for treating fibromyalgia and chronic fatigue syndrome.

Malic acid is known for its ability to increase energy and exercise tolerance. This is because it is an essential component in the Krebs cycle, which is how our bodies convert food into energy.

Safe Since malic acid is naturally occurring and found in many fruits that we safely eat every day; it is generally considered safe.

There are no known or reported severe or dangerous side effects regarding malic acid in the average recommended doses. However, it is still good to speak with your doctor before taking any new supplements.

Malic acid benefits

Due to its potent analgesic and healing properties, it has become an innovative and viable solution for many people in treating their various illnesses. This has only been amplified for your general safety.

Pain reduction

For people suffering from fibromyalgia and chronic fatigue syndrome, eating foods high in malic acid or supplementing with malic acid has reduced muscle pain and muscle pain.


This pain reduction has been observed to increase with the addition of a magnesium supplement, along with malic acid. Some fibromyalgia patients have noticed pain relief within 48 hours of taking a malic acid supplement.

Energy boost

Increased energy is one of the benefits that has been reported among fibromyalgia and chronic fatigue syndrome patients taking malic acid.

Malic acid helps by allowing the body to make adenosine triphosphate more efficiently. The result is a reduction in fatigue that has been a massive benefit to those whose daily lives are affected by fatigue.

Greater tolerance to exercise

People with fibromyalgia and chronic fatigue syndrome generally have difficulty exercising because they often tire quickly, even with moderate exercise.

Malic acid has increased exercise tolerance in people with fibromyalgia and chronic fatigue syndrome, allowing them to exercise for more extended periods or higher intensities.

It is not sure if this finding translates to the general population and would increase exercise tolerance for healthy people or not.

Skincare benefits

This acid is not only used in the form of a food supplement but is also a common additive for skin care products.

Malic acid has long been used in skin products for its exfoliating properties. In addition, it can penetrate the skin more deeply due to its chemical composition.

As a result, products that use this incredible supplement can significantly help improve skin smoothness, pigmentation, and color. Its superior ability to penetrate the skin makes it an ideal moisturizer for people with susceptible skin that does not benefit from typical moisturizers.

In most of the products it is used in, it works primarily as a pH adjuster. By raising the skin’s pH, this acid helps facilitate healthy exfoliation, which improves the overall health and appearance of the area you are targeting.

Side effects

Although it is generally considered a very safe and effective supplement, some minor side effects may be. The most common, while uncomfortable, are only experienced by a small number of people using the supplement.

The most frequently experienced side effects include:

  • Muscle pain.
  • Sickness.
  • Redness
  • Constipation.
  • Swelling of the skin
  • Chest pain.
  • Itch.

Although these symptoms are bothersome, they usually dissipate after a couple of days.

Gastrointestinal disorders

Although they are a rare and mild side effect, some people who have used malic acid supplements have reported gastrointestinal problems such as bloating or cramps.

Take malic acid with plenty of water to avoid gastrointestinal side effects and continue drinking to stay hydrated throughout the day. To prevent gastrointestinal problems, do not take any dose of malic acid higher than recommended by your doctor.

Where can you find malic acid?

The food best known for its high content of malic acid is apple. Other fruits with a very high acid concentration are nectarines, cherries, lychees, bananas, mangoes, peaches, tomatoes, and strawberries. It can be found, however, in almost all fruits.

Malic acid is also used as a flavor enhancer for many beverages and sweets. It is widespread in diet sodas and other artificially sweetened beverages.

Due to its highly versatile nature, especially in masking artificial flavors, it has become an essential part of almost any food product that contains alternative sweeteners.

It is also found in many health and fitness supplements geared towards reducing fatigue and increasing your exercise threshold, along with its other benefits.

You haven’t noticed malic acid as an ingredient in your mouthwash or toothpaste. One of its many uses is its ability to stimulate saliva production and reduce the population of potentially destructive bacteria in your mouth.