Nootropic
Mr. Happy Stack (Uridine)
Also known as: Uridine monophosphate stack
Popular stack combining uridine, DHA, and choline for dopamine upregulation and brain health.
Last reviewed June 2026 · Evidence graded from peer-reviewed research, not editorial opinion. Educational only — not medical advice.
Primary uses
- Dopamine support
- Mood
- Memory
- Brain health
How it works
- Uridine supports dopamine receptors
- DHA provides membrane material
- Choline for synthesis
Dosage
- Typical range
- Uridine 150-250mg + DHA 500-1000mg + CDP-choline 300mg
- Timing
- Morning with fat
- With food
- Yes
- Duration
- Long-term benefits
- Special populations
- Low mood, dopamine support
Forms
- Combined products
- Separate components
Safety
Common side effects
- Minimal
Contraindications
- None
Evidence notes
Synergistic dopamine and membrane support
Grade B: Some human trials support key claims; further confirmation needed.
Related in Nootropic
Check a full stack
Formulate's free interaction checker lets you paste in any combination of supplements and medications at once — every pairing flags severity, timing, and cited evidence.
Open the checkerWhere does Mr. Happy Stack (Uridine) fit in your stack?
Answer two questions and get a stack graded on research — every ingredient scored on the evidence behind it, not the marketing.
Build my stack2 questions · free · no account needed to start
Also on iPhone — get the free app
Evidence-based supplement guides, no spam
We send a short digest when new guides drop — nothing else. No affiliate pushes, no sponsored content, unsubscribe anytime.
Medical disclaimer. This page is educational and does not replace advice from a qualified healthcare provider. Individual needs and risks vary — consult a professional before starting, stopping, or combining supplements, especially if you are pregnant or nursing, taking medication, or managing a health condition.