HAIR: HOW TO MAKE THEM BEAUTIFUL AND HEALTHY
Supplements for the health and beauty of hair
Hair is composed of solid proteins, in particular keratin (between 65 and 95%) and melanin that gives color to the hair, water, lipids, pigments and trace elements.
Hair grows at a rate of about 0.3 mm per day and have growth cycles of 2-6 years, after which the hair falls out and is replaced.
The shape of the hair is divided into three types:
Ulotrichi: woolly and curly flat section, typical of black ethnic groups
Lissotrichi: Smooth and round cross-section, typical of the ethnic Mongol
Cimotrichi: wavy or curly oval section, typical of Caucasian ethnicity
The hair also stand in fat or dry, thick or thin. The thickness varies according to the different ethnicities, from a minimum of 0.06 mm to a maximum of 0.1 mm.
The amount of hair is genetically determined, but also varies according to their color: the blond is on average 150,000, the 110,000 brown, blacks and reds 100,000 90,000.
The hair color is determined by melanin, a protein colored: there are two types: eumelanin (brown hair and blacks) and phaeomelanin (blond or red hair). In the hair melanin pigments are present only in the cuticle, while in colors ranging from brown to black are also present in the medullary layer. In the red hair melanin pigments are replaced by soluble pigments widespread.
The hair becomes white, the loss of the exchange between the enzyme tyrosine and melanocytes, the cells that produce melanin.
There are some steps to follow to have healthy and beautiful hair:
1) Avoid the hair thermal or mechanical stress:
wash your hair with warm water, if possible with a final rinse in cold water to close the scales of the scalp and promote shine, when washing gently massage with your fingertips without scratching your nails to pat not rub with the towel; not combing freshly washed to avoid breakage, avoid hair dryer too hot, avoid irons and plates.
2) Protect the accumulation of factors that prevent perspiration: prevent dust, smog, sand, sweat and dandruff build up on the hair;
3) In summer, wear a hat of straw or cotton or use solar spray to protect hair from UVA and UVB rays;
4) In winter, the cold and the wind can ruin your hair. E 'useful to protect them with hats. Be careful not to wear hats or helmets for too many hours a day prevent perspiration!
5) In the most critical moments restructuring hydrate with masks and wraps.
6) Pay attention to your diet: focus on a diet rich in antioxidant fruits and vegetables of the season, in first place, but also yeast, eggs, milk, meat, fish.
7) Avoid smoking
Substances important for the health and beauty of hair:
There are correlations between quality and quantity of minerals and the health of the hair. The amino acids that make up the keratin. The iron, which has a primary role in the synthesis of hemoglobin of blood to tissue oxygenation; zinc, magnesium and copper, which participate in the process of formation of melanin. Some vitamins (A, E, B5, B6, PP, H) involved in the follicular epithelium.
Supplements for the health and beauty of hair