Vitamin K requirements from infants to adults

Vitamin K is one of the 13 essential vitamins for our body. Daily vitamin K requirements change dynamically with age. So how much vitamin K do babies and adults need?

1. Overview of vitamin K you should know


Vitamin K is a nutrient-rich vitamin that our bodies need to function. When provided with enough vitamin K, this nutrient will support blood clotting, increase bone strength and support all metabolic activities of the body. Sometimes the medicine you are taking can make it difficult for the blood to clot, so vitamin K supplementation is extremely necessary.

2. Daily requirement of vitamin K by age


Daily vitamin K needs will vary according to our age and gender. Under the research and statistics of the need for vitamin K, doctors and experts have established the average need for each age:
Newborns and under 6 months old: 2 mcg Children from 6 to 12 months : 2.5 mcg Children 1 to 3 years old: 30 mcg Children 4 to 8 years old: 55 mcg Children 9 to 13 years old: 60 mcg Children 14 to 18 years old: 75 mcg Adult men aged 19: 120 mcg Women after 19 years: 90 mcg Pregnant and lactating women: 75 - 90 mcg

3. Foods that provide a lot of vitamin K


In the foods we use every day will contain a certain amount of vitamin K. When you need a natural source of vitamin K you can refer to some of the following foods:
Fresh fruits (blueberries, figs) Meat Cheese Eggs Soybean K you can find out. As the direct supplementation of vitamins through oral administration.

4. Types of vitamin K that you often encounter


Vitamin K is a micronutrient that can be used alone or in combination with other vitamins. You may find vitamin K combined with calcium, vitamin D, or magnesium. In addition, you can also use functional foods and only provide vitamin K in the ingredients. These functional foods will appear two common types of vitamin K, K1 and K2.
Our body's need for vitamin K2 is also measurable. But you should consult a nutritionist to calculate the most accurate number.

5. Identify the body is excess or deficient in vitamin K


Lack of vitamins and trace elements is always a problem for each of us. However, with vitamin K alone, our body is almost fully supplied from food sources. But this still has the exception that newborn babies after birth may be deficient in vitamin K and need to be supplemented by taking vitamins.
In addition to new-born babies, there are still some people who are affected by an unexpected medical condition that reduces their ability to absorb vitamin K such as:
Cysts, Stomach ulcers, People who have had weight loss surgery. . When there is a deficiency or poor absorption of vitamin K, what problems will our body encounter?
Hemophilia People often appear bruises on the skin Osteoporosis because vitamin K plays an important role in bones
Nhu cầu Vitamin K ở mỗi độ tuổi là khác nhau
Nhu cầu Vitamin K ở mỗi độ tuổi là khác nhau

6. The Health Effects of Vitamin K


Some interesting uses of vitamin K that you need to note such as:
Anti-osteoporosis The influence of vitamin K on bone health is extremely large. In many studies comparing vitamin K-rich and low-calorie diets, people who supplemented with foods rich in vitamin K had less bone damage, especially hip fractures. Later studies in people who ate less vitamin K showed that bone health became more positive over time. Thanks to that, the vitamin helps to keep bones strong, and about vitamin K's ability to prevent osteoporosis is still under research and cannot be conclusively established.
Preventing the risk of cardiovascular disease Although we cannot say that vitamin K is good for cardiovascular disease, it is a possible hypothesis. However, more or less vitamin K deficiency will affect the circulatory system and blood clotting in the body.
Does vitamin K cause any side effects? Natural vitamin K is a nutrient that provides energy and helps the body stay healthy. But some current drugs have ingredients that antagonize vitamin K, which can be dangerous for users.

7. Some drugs affect vitamin K


When using vitamin K you should pay attention to what drugs you are taking to avoid vitamin K antagonists. The following are examples of some drugs that can interact with vitamin K:
Warfarin When you take warfarin, you will face problems with blood clotting. You can balance the amount of medicine and vitamin K so that it does not have an imbalance of vitamins and warfarin. Either excess or deficiency of vitamin K in this case causes many health dangers.
Antibiotics Antibiotics have the ability to inhibit microorganisms to protect the body. However, some microorganisms that are good for the gut and produce vitamin K are also destroyed by antibiotics. Therefore, long-term use of antibiotics will make the body deficient in vitamins.
Bile acid sequestrants Cholestyramine and colestipol are substances that sequester bile acids and reduce cholesterol in the blood. Therefore, if you use it for a long time, you will lose the amount of vitamin K in your body.
Orlistat Orlistat is a fat loss drug that makes the weight loss process effective. However, with fat-soluble vitamins this is a bad thing. Since then, the ability to absorb vitamin K is significantly reduced when losing weight.
Thus, with the importance of vitamin K, doctors will consider carefully when prescribing the drug to patients.
Một số loại thuốc ảnh hưởng tới nhu cầu dùng vitamin K2 hàng ngày
Một số loại thuốc ảnh hưởng tới nhu cầu dùng vitamin K2 hàng ngày

8. Eat a healthy diet with vitamin K


Natural sources of vitamins are always recommended by nutritionists rather than supplements from functional foods. Functional foods are only recommended when the body falls into a state of serious deficiency that cannot be supplemented naturally. Therefore, a nutritious and healthy eating plan will add vitamin K positively to the body.
Thus, the daily need for vitamin K2 depends on age, sex and body condition. For better advice and support, you can go to a reputable medical facility. Here, expert doctors will advise you with all the necessary information to ensure a sustainable health.
Vinmec International General Hospital has developed a general health checkup package for all subjects. With the above package, customers will be examined and do important tests such as: blood, liver, urine, kidney... so that they can assess their overall health and give indications. Appropriate decisions from doctors about diet, sleep to suit each person's condition.

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Reference source: ods.od.nih.gov
Bài viết này được viết cho người đọc tại Sài Gòn, Hà Nội, Hồ Chí Minh, Phú Quốc, Nha Trang, Hạ Long, Hải Phòng, Đà Nẵng.

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