By Medically reviewed by hellodoktor


What is glycine used for?

Glycine is commonly used for treating these kinds of health conditions, such as:

How does it work?

The body uses glycine to make proteins. Glycine is involved in the transmission of chemical signals in the brain, so it has effects in treating schizophrenia and improving memory. Some researchers show that glycine may have a role in preventing cancer.

Precautions & warnings

What should I know before using glycine?

The regulations for an herbal supplement are less strict than the regulations for a drug. More studies are needed to determine its safety. The benefits of taking this herbal supplement must outweigh the risks before use. Consult with your herbalist or doctor for more information.

How safe is glycine?

Glycine is safe for most people when taken by mouth or applied to the skin.

Pregnancy or breastfeeding:

There is not enough information about the use of glycine during pregnancy and breastfeeding.  Stay on the safe side and avoid use.

Side effects

What kind of side effects may I have from glycine?

Taking glycine can cause some side effects, such as nausea, vomiting, stomach upset, and drowsiness.

Not everyone experiences these side effects. There may be some side effects not listed above. If you have any concerns about side effects, please consult your herbalist or doctor.


What interactions may I have with glycine?

This herbal supplement may interact with your current medications or medical conditions. Consult with your herbalist or doctor before using, especially when taking clozapine.


The information provided is not a substitute for medical advice. ALWAYS consult your herbalist or doctor before using this medication.

What is the usual dose for glycine?

For treating schizophrenia:

Glycine has been used orally in doses ranging from 0.4 to 0.8 g/kg daily in divided doses. It is usually started at 4 g daily and increased by 4 g per day until the effective dose is reached.

For protecting brain cells (neuroprotection)

After onset on a stroke caused by a clot (ischemic stroke): 1 to 2 g per day put under the tongue started within 6 hours after stroke onset.

For treating leg ulcers:

A cream applied to the skin containing 10 mg of glycine, 2 mg of L-cysteine, and 1 mg of DL-threonine per gram of cream has been used. The cream was applied at each wound cleaning and dressing change once daily, every other day, or twice daily.

The dose for this herbal supplement may be different for every patient. The dose that you take depends on your age, health, and several other conditions. Glycine supplements are not always safe. Please discuss with your herbalist or doctor for your appropriate dosage.

What form does glycine come in?

Glycine may be available in the following dosage forms:

  • Cream
  • Tablet

Hello Health Group does not provide medical advice, diagnosis or treatment.

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