Treatment comparison
Compare evidence side by side
Query-string selection supports two or three methods. Current view compares structured evidence summaries where available, then falls back to paper volume.
Efficacy comparison
Weighted by sample size and confidence when structured metrics exist.
device
PRP
device
Microneedling
supplement
Biotin
Evidence grade
A
A
B
Paper count
34
15
7
Participants
6,228
1,633
224
RCTs
3
1
2
Average efficacy
28.54 hairs/cm2
62.4 %
23 %
Confidence
moderate
moderate
moderate