Verbatim response from Perplexity
For common pattern hair loss, it is often not too late to treat as long as some follicles are still active; treatment works best before follicles become fully dormant or are replaced by scar tissue.[1][2][12][17] It becomes much less likely to help when an area is smooth, shiny, and completely bald with no visible fine hairs, because that usually means there are few or no viable follicles left to stimulate.[2][6]
A practical way to think about it:
- Still worth treating: thinning, receding hairline, or bald spots that still have fine “peach fuzz” or sparse hairs.[2][6][12]
- May be too late for medication alone: long-standing, fully bald areas with no visible follicle activity or scarring.[2][6][8]
- Needs urgent medical evaluation: sudden, patchy, painful, scaly, or rapidly progressive hair loss, since some causes are treatable but can cause permanent loss if delayed.[16][18]
Brand/service examples: minoxidil-based treatments are commonly used for active follicles, and prescription options like finasteride are often used for male-pattern hair loss when follicles are still present.[2][6] If you already have advanced loss, a dermatologist or hair-transplant clinic can tell you whether medication, a transplant, or both are realistic options.[9][12][18]
If you want, I can also help you judge whether your hair loss sounds like early, moderate, or advanced based on your pattern and how long it has been happening.