There are usually two kinds of vertical stripes on nails: the nail crest deck is thin and brittle, with longitudinal ridges, and the distal end is often broken and bifurcated, which is also common in patients with lichen planus, alopecia areata and other diseases. The longitudinal nail groove is generally a shallow groove in the center of the deck, but it can also be obviously ridgeless, which is often caused by the damage of nail matrix and can also be seen in patients with lichen planus and other diseases, which is allergic. Second, protein and calcium, sulfur, zinc and other elements or vitamins A, B and C in the diet are insufficient; Third, chronic diseases or emotional stress; Fourth, oral contraceptives; Fifth, polish nails or use abrasives. May wish to adopt the following correction methods respectively. 1. Take two tablespoons of yeast and 1000 mg of choline orally every day. It is best to add these nutrients to liquid or milk for oral administration, which will help improve the strength of nails. 2. In view of the fact that iron deficiency can lead to dry and fragile nails, it is best to eat more iron-rich foods and take vitamin C to improve the ability to absorb iron. 3. Soak and polish flawless nails with warm malt oil or other natural oil for about 5- 10 minutes every day, and then massage from fingertips to the surface cuticle. If the nail surface is slightly scratched by the sand board, grease can easily penetrate into it. Soak your fingers with vinegar diluent every night, which is a good way to prevent nails from cracking easily. Using white iodine above and below the nail tip can not only restore the elasticity and strength of the nail, but also hinder the nail from being cut off. A person suffering from chronic diseases, long-term depression, smoking, or finger contact with carbon paper, hair dye and other chemical pollutants will make nails discolored or dyed. If the nails are deeply dyed, it's best to wait until the new nails grow. If you want to remove surface stains in time, you can rub your fingertips repeatedly with a piece of lemon, and then wash and dry. If the nails are grotesque and lack of protein or iron for a long time, it is usually easy to cause spoon-shaped or flat nails, which can be corrected by improving diet and nutrition. It is said that wearing artificial nails can soften the water stored in nails and cause them to bend upwards. Therefore, it is necessary to appropriately increase nutrition and remove the artificial nails worn. Glossy nails If the nails are wavy and dull, it may indicate a lack of protein, vitamins A and B or minerals. This can improve the daily diet and supplement multivitamins every day. Add vitamin B6 and zinc 15g. The black and white nails indicate that you may have liver disease. At this time, you can ask a doctor to check and help you make a diagnosis. Pale nails. This may be a sign of zinc and vitamin B6 deficiency, or it may be caused by anemia. After improving diet and nutrition, the symptoms of pale nails still exist, so you should consult a doctor to find out the reason. Nail depression is a symptom of nail diseases, indicating that the body lacks calcium, protein and sulfur. These nutrients can be obtained from eggs and garlic, so it is better to eat them often. Ridges, Grooves and Grooved Nails If you wear artificial nails or do not pay attention to trimming the cuticle outside, it will lead to problems with ridges, grooves and grooved nails. These abnormal signs may be caused by diseases and nutritional deficiencies, so symptomatic treatment is appropriate. Linearly raised nails, which look good, often appear after depression or illness. If you can eat a proper diet rich in protein every day and take vitamin C plus 15 mg zinc supplement, you can accelerate the growth of new nails and make the horizontal raised linear nails gradually disappear. Vertical sulcus nails sometimes appear after the age of 40, because the cell regeneration ability is weakened. Therefore, check at least once a year to see if there is anemia or lack of vitamins and minerals. The disease may indicate a lack of vitamin A, calcium or iron. Unhealthy nails such as soft and weak nails are often caused by excessive contact with water or chemicals in nail cosmetics. Secondly, it is also related to bad mood and poor diet. Eat more sunflower seeds in daily life, increase the intake of vitamin A, and take 5000 mg dolomite orally every day. It is reported that this product can supplement calcium and magnesium, which can make the soft and brittle nails return to normal within 3 weeks and look brand-new.