Immediate hair loss after brushing, gray hair at a young age, or very greasy hair are very annoying hair problems and often no amount of hair care products will help. In fact, in addition to choosing the right hair care products, improving your diet can effectively nourish your hair and give your hair a healthy black luster from the inside out.
Which nutrients can be supplemented to improve hair problems?
Nutrition 1. Severe hair loss requires iron supplementation
If you find more hair than usual down the drain or your hairbrush in the shower, or if you notice a thinning hairline, be careful. There are many reasons for hair loss, which may be caused by lack of nutrients in the body. This is because girls lose a lot of blood each month due to menstruation, meat intake is generally lower than boys, and plant foods are relatively low in iron, which is difficult to absorb. It is especially prone to iron-deficiency anemia and can lead to hair loss problems.
But don't worry too much, most hair loss caused by iron deficiency can be reversed. Common iron-rich foods in foods include lean meats, offal (including liver, duck blood, and pig blood), and certain fish (including tuna and salmon). Non-animal sources include tofu, dark green vegetables such as spinach, and orchids), fungi, black sesame seeds and pumpkin seeds.

Nutrition 2. Dry hair, split ends, eat more foods containing omega 3
The omega 3 in fish oil is thought to support hair and scalp health, prevent follicle inflammation, nourish hair and increase hair strength. Studies have shown that Omega 3 also protects the scalp from UV rays from the sun and is a hair savior. In addition to fish and seafood, omega 3s are also found in avocados and the seeds of various nuts, such as walnuts, pistachios, cashews, and flaxseeds.
Nutrition 3. Gray hair at a young age is due to copper deficiency
Often staying up late, stressful, and overworked, more and more urbanites' gray hair grows faster. It is always worrying to find a few grey hairs in black hair every time. With the right nutrients, you can maintain existing pigmentation and slow the growth of gray hair. Hair color is influenced by melanin in the body. If the copper content in the body is too low, it will affect the formation of melanin. Therefore, copper deficiency can lead to premature gray hair growth.
Many foods, such as black sesame seeds, contain high amounts of copper, which has long been popular as a way to improve gray hair. Also, dark chocolate is a very good source of copper.

Nutrition 4 . Greasy, sticky hair can increase B vitamins in the diet
Common causes of oily hair include an unhealthy diet, improper hair care, stress, and abnormal hormone production. The intake of vitamin B is related to the level of sebum secretion in the human body. Adequate intake of B3 Vitamins, such as B3 Niacin, B5 Panthenol, and B7 Biotin, reduce oil levels, leaving hair dry and shiny.
B vitamins are common in whole grains. Change your diet of refined starches like white rice, sweet breads, and various pastries by replacing them with raw, natural grains.
Which eating habits can cause hair loss?
1. Hair loss due to salt retention and kidney pressure
Table salt is sodium chloride. Both chlorine and sodium are ions that the human body needs. Too much or too little is not good. Medical research shows that when the human body ingests too much salt, it cannot be excreted in time, the salt remains in the body, and the hair retains too much water, resulting in dry hair. Excessive salt retention can lead to a variety of sebum disorders , increased dandruff and accelerated hair loss. Too much salt provides good living conditions for bacteria, which does nothing to clean the hair, increases the chance of scalp disorders and leads to hair loss.

2. Do not eat fresh vegetables and fruits often
One of the reasons why hair turns yellow is the presence of acidic toxins in the blood. The reason is physical and mental fatigue. Excessive consumption of pure sugar and fatty foods for a long time will cause the body to produce acidic toxins during the metabolic process. Because the acidic substances in foods such as liver, meat and onions can easily lead to excessive acidic toxins in the blood, it is necessary to Eat less.
3. Sugar retention forms organic acids, which interfere with hair luster
In the daily metabolism of the human body, excess sugar in the body forms a large amount of organic acids, which promotes the metabolism of hair pigments, causing the hair to lose luster, yellowing and bifurcation.
4. Eat too much meat
Nowadays, many people eat a lot of meat, and frequent eating of meat is the basic element of hair lack of nutrition, which leads to hair loss in patients. Therefore, patients need to eat meat properly, supplement iodine, vegetable protein, iron, vitamins, etc., to resist hair aging, promote cell division, and grow hair, and can eat more fresh lettuce, cabbage, black sesame, etc.
5. Insufficient intake of fruits, vegetables and staple foods