Gamma-Aminobutyric Acid (GABA) is an amino acid that occurs naturally in the body and functions in the brain as a neurotransmitter or chemical messenger. It has a relaxing effect by slowing down the brain by inhibiting specific signals in the spinal cord and brain.

Food sources

• Kimchi.
• Fermented fish.
• Tempeh.
• Sourdough.
• Miso or soybean paste

The health benefits of GABA can be listed as follows:

• Decreases anxiety and stress.
• Treats insomnia and regulates sleep – aids in the brain’s relaxation and slowing down so it can fall asleep. GABA aids individuals in falling asleep and achieving deep sleep.
• Enhances a person’s mood.
• Helps people with premenstrual syndrome.
• Treats high blood pressure – GABA lowers a person’s blood pressure with the natural ACE inhibitor GABA.
• Lowers cholesterol.

The most frequently reported adverse effects may include

• Stomach ache
• Headache
• Sleepiness

An overdose or multiple GABA-modulating drugs may result in

• Inability to breathe.
• Sluggish speech.
• Weakness.

• When consumed orally in the concentrations typically seen in foods, GABA is probably safe.
• Short-term usage of up to 1.5 grams daily showed no adverse effects.
• Taking GABA supplements for an extended period is not yet proven safe.
• GABA safety during pregnancy and breastfeeding is unknown due to insufficient information. Hence, it is better to avoid its use to stay safe.
• Allergic reactions could occur if one attempts a new supplement, or medication. One should seek immediate medical help if any signs like shortness of breath, dizziness or rashes develop after using GABA supplement for the first time.