The sweet powder
Glycine powder
Lightly sweet and dissolves easily in water.
Good for: Easy to take
What variations of glycine exist?
A small amino acid with a calming effect. It's also a main building block of collagen and glutathione. It comes in 3 forms, and they aren't all the same. Here's how they differ.
For education only. What's right for you depends on your health and your medications, so check with your provider before you start or switch. Book a consult
Our top pick
Every form, in plain words
The sweet powder
Glycine powder
Lightly sweet and dissolves easily in water.
Good for: Easy to take
The grab-and-go one
Glycine capsules
Convenient, but you may need several capsules.
The two-in-one
Magnesium glycinate
Gives you some glycine along with magnesium.
Spotting a good one on the shelf
Look for
- Look for 'Glycine powder' on the label (the sweet powder)
Watch out for
- Sleep blends where glycine is a small part of a proprietary mix
Check with your provider first if…
- You're pregnant or breastfeeding (not well studied as a supplement)
- You take clozapine. Glycine may make it work less well.
- You take sedatives or sleep medicine
Ready to find the root cause?
Dr. Lesher is a Naturopathic Doctor who focuses on autoimmune and chronic conditions in women. Since 2020, she's helped hundreds of patients stop managing symptoms and start healing.