Glycine
Also known as: Aminoacetic acid
A simple amino acid taken orally and studied in relation to sleep quality.
Glycine at a glance
| Name | Glycine |
|---|---|
| Also known as | Aminoacetic acid |
| Category | Sleep & stress |
| Type | Amino / injectable |
| Sequence | Amino acid. |
| Typical dose | Commonly ~3 g before bedtime as a supplement |
| Frequency | Once daily, often in the evening |
| Route | Oral |
| Half-life | Short; cleared over a few hours. |
Overview
Glycine is the smallest amino acid and a normal component of dietary protein and body tissues. As a supplement it has been studied for subjective sleep quality when taken before bed. It also serves as a building block for collagen and other molecules.
How it’s thought to work
- Acts as an inhibitory neurotransmitter in parts of the nervous system.
- May influence body temperature regulation around sleep onset.
- Serves as a substrate for collagen and glutathione synthesis.
Researched uses
- Subjective sleep quality when taken before bed
- General amino-acid and collagen support
- Studied as a component of glutathione production
Commonly cited protocol
| Typical dose | Commonly ~3 g before bedtime as a supplement |
|---|---|
| Frequency | Once daily, often in the evening |
| Route | Oral |
| Notes | Taken as a powder or capsule; individual needs vary. |
Reconstitution
Not applicable - this is an oral supplement, so injection unit math does not apply.
Cautions
- A dietary supplement, not a medical treatment.
- High doses may cause mild digestive upset in some people.
- Those with kidney or liver conditions should be cautious and seek guidance.
Glycine FAQ
What is Glycine?
A simple amino acid taken orally and studied in relation to sleep quality.
How does Glycine work?
Acts as an inhibitory neurotransmitter in parts of the nervous system. May influence body temperature regulation around sleep onset. Serves as a substrate for collagen and glutathione synthesis.
What is Glycine used for?
Subjective sleep quality when taken before bed; General amino-acid and collagen support; Studied as a component of glutathione production.
What is a typical Glycine dose?
Commonly ~3 g before bedtime as a supplement, Once daily, often in the evening, Oral. This is a commonly cited figure for context only, not medical advice.
How do you reconstitute Glycine?
Not applicable - this is an oral supplement, so injection unit math does not apply.
What is the half-life of Glycine?
Short; cleared over a few hours.