Matthew Walker, PhD vs Rich Roll
What they share, where they diverge, and how the evidence compares — documented, not endorsed.
MW
Matthew Walker, PhD
2 compounds · sleep
Rich Roll
3 compounds · performance
Matthew Walker, PhD
1 Strong1 Emerging
Rich Roll
3 Moderate
🩺 General health😌 Mood & stress
Shared — both take (0)
0 of 5 distinct compounds overlap (0%).
No mapped compounds in common.
Only Matthew Walker, PhD (2)
- 🌙 MelatoninStrong 8.5
- 🧠 Magnesium L-ThreonateEmerging 4.8
Only Rich Roll (3)
- 🔴 Vitamin B12Moderate 7.5
- ☀️ Vitamin D3Moderate 7.5
- 🌊 Algae OilModerate 5.5