Microneedling for Androgenetic Alopecia
ABased on 62 studies (6 meta-analyses, 13 RCTs) with 8,574 total participants. 46/62 studies show positive effects.
The Bottom Line
Microneedling has strong, well-established evidence for androgenetic alopecia, particularly when combined with topical minoxidil, and is one of the best-supported adjunct therapies for pattern hair loss.
- 44 out of 52 studies show positive effects, supported by 5 meta-analyses and 11 RCTs
- Most effective when combined with topical minoxidil, significantly boosting its effectiveness
- Stimulates growth factors and wound-healing pathways that support hair follicle regeneration
- Both professional and at-home microneedling approaches have demonstrated benefits
Key Study Findings
Population: Adult males with androgenetic alopecia
Population: None
Key Statistics
62
Studies
8574
Participants
Positive
Grade
Referenced Papers
Dosage & Usage
mg = milligrams · mcg = micrograms (1,000× smaller) · IU = International Units
Commonly Used Dosages
- hairloss:
- 1.5 mm depth, weekly sessions
Upper limit: Not applicable
Dosages Studied in Research
| Dosage | Duration | Effect | N |
|---|---|---|---|
| Mild group: microneedling alone (8 weeks); Moderate group: microneedling + 5% minoxidil (12 weeks); | 16 weeks | Positive | 60 |
| 3 sessions of dutasteride microinfusion (monthly) | 12 weeks | Positive | 8 |
| None | -- | Mixed | -- |
| Various microtrauma procedures: microneedling, fractional/non-fractional lasers, contact immunothera | -- | Positive | -- |
| None | -- | Mixed | -- |
| variable; exosomes predominantly from mesenchymal stem cells (MSCs) | -- | Positive | 16 |
| None | -- | Positive | 631 |
| None | -- | Mixed | -- |
Best taken: Weekly sessions; avoid minoxidil for 24 hours post-treatment
Safety & Side Effects
Reported Side Effects
- ⚠ Scalp redness and inflammation (24-72 hours)
- ⚠ Mild bleeding at treatment site
- ⚠ Scalp tenderness and soreness
- ⚠ Rare: infection if proper sterilization not maintained
Known Interactions
- ● Topical minoxidil (enhanced absorption; wait 24 hours after microneedling to apply)
- ● Blood thinners (may increase bleeding during procedure)
- ● Topical retinoids (discontinue 3-5 days before treatment)
Tolerable upper intake: Not applicable
Always consult your healthcare provider before starting any supplement.
Frequently Asked Questions
Does Microneedling help with Androgenetic Alopecia?
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Related Evidence
Other ingredients for Androgenetic Alopecia
Microneedling for other conditions
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