Glycine: what the biggest YouTube health voices say

3 of the biggest YouTube health voices have weighed in on Glycine: 3 for, 0 it depends, 0 against.

Verdict from 3 voicesGreen light

Often taken for: better sleep. Updated 2026-10-29.

Voice by voice

Thomas DeLauer 4.05M subscribers

For

Thomas DeLauer’s take: Argues high-protein eaters have a large glycine shortfall and should close it, directly with pure glycine or via collagen and bone broth.

Mentioned at 5:51 in “This Changed my Opinion on High Protein Diets (easy fix)” · 2026-10-26

Dr. Felice Gersh 58K subscribers

For

Dr. Felice Gersh’s take: Endorses getting glycine because it often limits collagen and glutathione production, and suggests roughly 5 to 10 grams daily.

Mentioned at 0:19 in “Your body can't make collagen without glycine | Felice Gersh, MD” · 2026-10-10

Realfoodology (Courtney Swan) 30K subscribers

For

Realfoodology (Courtney Swan)’s take: Endorses taking extra glycine for sleep and calm, saying most people fall short of what the body uses and citing about 8-10 g daily.

Mentioned at 54:00 in “Choosing the Best Meat for Your Health | Autumn Smith of Paleo Valley” · 2026-09-01

What do they think of your stack?

Add your supplements and get a verdict on each one from the biggest YouTube health voices. iPhone and Android coming soon.

Join the waitlist