How to supplement Lysine for children?

This is an automatically translated article.

The article was professionally consulted by Resident Doctor Ho Thi Hong Tho - Neonatologist - Pediatrics - Neonatology Department, Vinmec Phu Quoc International General Hospital

Providing enough Lysine for children is a matter of concern because this is an essential amino acid for the body, especially children in the developmental stage. We can supplement Lysine for babies from 3 months old. However, how to supplement Lysine for children and what should be noted?
Lysine, also known as L-Lysine, is an essential amino acid that makes up protein for the body. Lysine plays an important role for children, helping the body absorb calcium, iron and zinc, promoting collagen production, helping to produce enzymes, antibodies and stimulating factors that support the immune system.
Without enough Lysine, children may experience symptoms such as loss of appetite, growth retardation, nausea, red eyes, hair loss, fatigue, poor concentration, irritability, anemia.

1. Lysine supplement for children like?

If the diet provides enough protein, the child will get all the amino acids they need, including Lysine. However, many studies have suggested that it is necessary to maintain an adequate supply of Lysine for children as well as supplement Lysine for school-age children if necessary to ensure age-appropriate development.
Lysine in particular and amino acids in general are often available singly or in combination. Lysine is also part of multivitamins, proteins and dietary supplements, available in the form of tablets, solutions or nuggets, powders. Lysine is usually taken orally, preferably before a meal, on an empty stomach. Lysine supplements for infants and children with the following dose:
Newborns from 3 to 6 months old: 97 mg/kg body weight. Children from 11 to 12 years old: 44 mg/kg body weight. In developed countries, children usually get enough Lysine without the need for dietary adjustments. However, for children who do not eat meat, fish, dairy, or eggs, it is important to ensure that they are getting enough Lysine from plant and other sources such as cereals, legumes.

2. Possible side effects when supplementing Lysine for children with an overdose

Lysine supplements for children are very safe and have almost no side effects. However, if overused and supplemented, it can cause digestive problems such as stomach cramps, nausea, diarrhea.
Some reports also show an association between Lysine overdose can cause kidney problems, gallstones and increased blood cholesterol levels.

3. Notes when supplementing Lysine for children

Lysine may interact with arginine, an amino acid that supports the circulatory system. Taking large amounts of Lysine might decrease the ability of arginine to move through the circulatory system.
Lysine interacts with aminoglycoside antibiotics (streptomycin, neomycin, often prescribed to treat serious infections) with the potential to damage the kidneys. In addition, Lysine also increases calcium absorption, so it is necessary to monitor calcium intake when supplementing Lysine for children.
Supplementing with Lysine in particular and amino acids in general in a single form can affect metabolism and cause problems for growth. Therefore, high-dose single lysine supplements should not be taken for long periods of time.
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Reference source: medicalnewstoday.com