Foods having Gallic Acid
Foods and herbs such as blueberries, walnuts, grapes, apples, flax seed and black/green tea contain Gallic acid. Gallic acid is also found in gall nuts, sumac, witch hazel, watercress, oak bark, and a variety of other plants and herbs. The form and dosage depend on the age of the patient and condition being treated. Gallic acid supplements are generally safe to use, although they may interfere with certain blood pressure medications. It is important to consult a doctor before using them to avoid possible adverse reaction and drug interaction.
Uses of Gallic Acid
- Studies have also shows that Gallic acid has anti-cancer properties against leukemia, certain prostate, colon and lung cancer cells.
- Studies have shown that Gallic acid is effective in inhibiting neuronal death.
- Gallic acid seems to have anti-fungal and anti-viral properties.
- Gallic acid acts as a antioxidant and helps to protect our cells against oxidative damage.
- Gallic acid can be used as a remote astringent, as it works to constrict tissues and stop bleeding. Administered internally, Gallic acid has shown to be an effective astringent that is beneficial in the treatment of uterine, pulmonary, and nephritic hemorrhages, as well as all hemorrhages of a passive character.
- Gallic acid is also used to treat albuminuria and diabetes.
- Some ointment to treat psoriasis and external haemorrhoids contain gallic acid.
- Gallic acid has also proved to be effective in the treatment of regular, unusually heavy and prolonged menstrual periods (also known as Menorrhagia). In fact, Gallic acid has shown to cease the occurrence of Menorrhagia when the individual takes 5 grains of Gallic acid in pill-form 3 – 4 times per day during the flow.
Side Effects of Gallic Acid
Side effects of using Gallic Acid inappropriately are as follows:-
- In a study, gallic acid was observed to trigger contractile responses
- It inhibits vasorelaxant responses in a study of isolated rat thoracic aorta. Gallic acid also inhibited vasorelaxation induced by acetylcholine, sodium nitroprusside or prostacyclin
- In another study, the sperm quality of rats was impaired following gallic acid treatment