The importance of polyphenols in grapes and their benefits for the skin

L'importanza dei polifenoli nell'uva e i loro benefici per la pelle

Grapes are the fruit of the vine ( Vitis vinifera ) which belongs to the Vitaceae family.

It is one of the oldest and most widespread fruits in the world thanks to its different uses, such as the production of wine; there are many varieties, each with different characteristics and flavors, colors and culinary uses. Grapes are known to be rich in nutrients such as vitamins, minerals, sugars and antioxidants, which offer health benefits if consumed moderately.

The main producers of grapes in the world are Italy, France, the United States, China, and other European countries. In particular, in Europe, grapes, their leaves and sap have been used in traditional treatments for centuries. In fact, their properties characterized by many beneficial substances were already exploited in ancient times.

Grapes are an important source of polyphenols, natural compounds among which we mention one of the most important, resveratrol, are formed by antioxidant molecules and are found in a wide range of plant foods, such as grapes, cocoa, green tea, red wine, blueberries, cherries, tomatoes.
The three main classes of polyphenols are phenols, flavonoids and tannins which are distinguished by their chemical structure and function. Grape polyphenols are generally found throughout the bunch, but the highest concentration is in the skins, stalks and seeds.

What are Polyphenols used for?

Polyphenols are best known for their ability to counteract free radicals, harmful molecules that contribute to the cellular aging process and the onset of disease.
These antioxidant compounds not only protect cells from oxidative damage, but have also been shown to have anti-inflammatory properties, helping to keep the body in an optimal state of health.

But why do most plant species produce polyphenols?

Mainly for protection: without polyphenols, in fact, plants and trees would not be able to protect themselves from external attacks by pathogens and from oxidative stress caused, for example, by UV rays.
Thus, the skin of the grape fruit is a natural protection against exposure to UV rays, pathogens, environmental pollution and adverse weather conditions. The thousands of molecules that grapes are able to sinter and accumulate in the skin are the secret of its powerful defenses to grow the fruit healthy and lush.

Grapes are a concentrate of active ingredients such as polyphenols and resveratrol, which have antioxidant properties that counteract the aging process and free radicals. They are a valid aid in treating oily skin, cellulite, acne and varicose veins.

The skin benefits of grape polyphenols have been extensively studied. These antioxidant and anti-inflammatory compounds fight damage caused by free radicals and UV rays, helping to prevent the appearance of wrinkles, signs of aging, and other skin imperfections. Additionally, polyphenols help maintain the skin’s hyaluronic acid reserves, helping to keep it hydrated, plump, and youthful.
Polyphenols are extracted from plants and used in cosmetics for their beneficial properties, essential for skin care, polyphenols are powerful antioxidants that fight free radicals, slowing down the skin aging process and protecting it from the harmful effects of UV rays, air pollution and other external agents. These compounds help keep the skin healthy, toned and luminous, preserving its protective barrier and cellular structures.

1. Grapes have a smoothing action

  1. It contains many acids such as tartaric, aspartic or glutamic which offer a lightening effect.
  2. It contains a lot of vitamin C, which is very important because it stimulates the production of collagen which helps to tone the skin.
  3. Grapes are rich in polyphenols that keep the skin elastic and young over time.

The skin of the grape fruit is a natural protection against exposure to UV rays, pathogens, environmental pollution and adverse weather conditions. The thousands of molecules that grapes are able to sinter and accumulate in the skin are the secret of its powerful defenses to grow the fruit healthy and lush.

In the current era, people want to live young and attractive. They use numerous products to protect their skin from the harmful effects of environmental stress, UV radiation, etc. Facial skin is more susceptible to UV radiation, which can cause aging.
Antioxidant-rich cosmetics provide protection against harmful UV radiation. Skin aging is a natural process that occurs due to external and internal factors, including genetic, hormonal and environmental factors. Decreased collagen and its precursor, inflammation and disordered melanocytes are some of the changes that occur in photo-induced aging. Grape polyphenol extract, rich in proanthocyanidins, reduces lipid oxidation of the skin cell structure and inhibits the production of free radicals.

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