What is gallic acid used for?
Gallic acid is a well-known natural antioxidant that is basically a secondary polyphenolic metabolite. Gallic acid is a very important common antioxidant tea formulation, known as an Ayurvedic herb. Apart from its phytochemical role, gallic acid is also used in tanning, ink dyes, and the manufacture of paper.
Which fruit filling is rich in gallic acid?
Carob fruit is a rich source of gallic acid (24–165 mg per 100 g).
Is gallic acid good for you?
Results: Several beneficial effects are reported for gallic acid, including antioxidant, anti-inflammatory, and antineoplastic properties. This compound has been reported to have therapeutic activities in gastrointestinal, neuropsychological, metabolic, and cardiovascular disorders.
Does tea have gallic acid?
Gallic acid is one of the main phenolic components of tea. Gallic acid occurs in black tea in free and esterified forms and is estimated to be present at ∼5% of the weight of the tea leaf (Harbowy and Ballentine, 1997). We propose that gallic acid metabolites may be useful as markers of black tea intake.
Does green tea contain gallic acid?
Green tea typically contains up to . 46 mg of gallic acid per gram, compared to 4.65 mg for black tea and . 68 mg for Oolong tea. Blackberries and red wine each contain an average of 4 mg of gallic acid, while apples, soybeans, and bananas contain close to 1 mg of gallic acid.
What is glycolic acid cream?
Glycolic acid is a skin care ingredient that is both an alpha hydroxy acid (AHA) and humectant and is widely used for anti-aging, hyperpigmentation, dryness, and acne. Considered the golden standard of AHAs, glycolic acid is a keratolytic meaning it exfoliates dead skin cells from the skin’s surface.
Is gallic acid toxic?
Gallic acid was practically non-toxic (96-h lethal concentration (LC50) > 100 mg/L) whereas pelargonic acid was slightly toxic (96-h LC50 of 81.2 mg/L). Moreover, biomarker analyses indicated enhanced superoxide dismutase activity in fish exposed to 20, 40 and 100 mg/L of gallic acid compared to control.
Which foods contain gallic acid?
In nature, gallic acid and its derivatives are present in nearly every part of the plant, such as bark, wood, leaf, fruit, root and seed. They are present in different concentrations in common foodstuffs such as blueberry, blackberry, strawberry, plums, grapes, mango, cashew nut, hazelnut, walnut, tea, wine and so on.