Cysteine Definition, Source, Function, Benefits, Dosage and Side Effects

Cysteine is an amino acid which can generally be produced by the body, among many functions, one of the functions of cysteine is helping to create the anti-oxidant in the body, so it can fight free radicals in the body and the immune system becomes stronger. Some foods that contain cysteine which is quite high, including soy, beef, lamb, sunflower seeds, chicken, wheat, fish, cheese, eggs, and nuts. The recommended daily intake for cysteine is 4.1mg per kilogram per day.

Sources Cysteine (The Food Contain Cysteine)

Cysteine is a non essential amino acid. If some types of amino acids like Leucine (Leucine), Tryptophan (Tryptophan) and lycopene (Lykopene) can not be produced by our body, it is not the case with cysteine. These amino acids can be produced by our bodies. However sometimes a person will also need to add a cysteine on the outside of their body. Therefore, there are times when a person also needs to consume some foods that contain cysteine. Some foods that contain high enough cysteine include soy, beef, lamb, sunflower seeds, chicken, wheat, fish, cheese, eggs, and nuts.

Functions and Benefits Cysteine

Cysteine is an antioxidant naturally produced in the body to fight free radical activity. Without glutathione, your immune system will be compromised, and left with little defense against toxins and diseases.

One of the benefits of cysteine may be effective in preventing and managing cancer, heavy metal poisoning, cough caused by smoking, bronchitis, heart disease, cystic fibrosis, as well as poisoning acetamenophen. Cysteine can also help detoxify the body and protect the body from oxidative stress.

Cysteine is found in beta-carotene which is the main protein found in the nail, skin and hair. Cysteine useful in maintain the health of these organs, in order to stay looking young by encouraging the the production of collagen and maintain skin elasticity.

Increased immune system affected by Cysteine can also provide protection against the influenza virus. Not only that, these types of amino acids can also be used as a treatment for Aids.

Cysteine is also useful in protecting the lungs from the adverse effects of carcinogens contained in tobacco smoke. In addition, cysteine may also protect us from adverse effects of alcohol and reduce the side effects of drugs used to treat cancer. Cysteine can also be used to treat arsenic and mercury poisoning.

Dosage and Side Effects Cysteine

Cysteine typically will not give any side effects if taken based on the dosage recommended by your doctor or health care professional. Therefore, before we take supplements of cysteine, it is advisable to consult a physician first. To dose itself, someone is usually recommended to consume 4.1mg cysteine in every 1 kg of body weight per day. If this is not usually a person will experience side effects. Some of the the side effects associated with cysteine is the emergence of uncomfortable feeling in the stomach, bloating and irritable. In addition, there is too much cysteine will also cause some problems such as nausea, vomiting, fever and cause drowsiness.

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