Wegovy Hair Loss: How Common, How Long It Lasts, What Helps
Yes. In the Wegovy trials, 6% of people on 7.2 mg had hair loss, against 1% on placebo: about 6 times the placebo rate.
- In the Wegovy label
- Yes, with a rate
- On Wegovy 7.2 mg
- 6%
- On placebo
- 1%
Wegovy facts at a glance
The half-life is about 1 week. After 7 d, half is gone, and about 3% remains after five half-lives (35 d).
Weight lost in STEP 1 after 68 weeks was 14.9%, versus 2.4% with placebo
Monthly prices in US dollars include the list price and self-pay offers. Each comes from the maker's price page.
Sources: FDA label (DailyMed), healthsystemtracker.org, prnewswire.com 1 2.
Compared with placebo, how often does it appear on Wegovy?
The Wegovy hair loss results from the label trials are broken down by dose group. That same trial includes a placebo group for comparison.
| Medicine and dose | Hair loss | Placebo | More than placebo | People in the trials |
|---|---|---|---|---|
| Wegovy 2.4 mg | 3% | 1% | +2 points | Adults with obesity or overweight (weight management) |
| Wegovy 2.4 mg | 3% | 1% | +2 points | Adults with obesity (7.2 mg dose trials) |
| Wegovy 7.2 mg | 6% | 1% | +5 points | Adults with obesity (7.2 mg dose trials) |
| Wegovy 2.4 mg | 4% | 0% | +4 points | Children 12 and older with obesity |
Source: Wegovy label (DailyMed).
Other GLP-1s and hair loss
Each label covers its own trials, which used different groups of people. Consider it a rough guide.
That table includes the pill form Foundayo as well.
| Medicine | Highest rate in the label | Dose group | Placebo | People in the trials |
|---|---|---|---|---|
 Zepbound | 5% | 5 mg | 1% | Adults with obesity or overweight (weight management) |
 Foundayo | 5% | 17.2 mg | 2% | Adults with obesity or overweight (weight management) |
| Wegovy | 3% | 2.4 mg | 1% | Adults with obesity or overweight (weight management) |
 Ozempic | Listed, no rate given | – | – | – |
 Mounjaro | Listed, no rate given | – | – | – |
 Trulicity | Listed, no rate given | – | – | – |
| Byetta | Listed, no rate given | – | – | – |
 Rybelsus | Not listed | – | – | – |
 Saxenda | Not listed | – | – | – |
 Victoza | Not listed | – | – | – |
Sources: Wegovy label (DailyMed), Zepbound label (DailyMed), Foundayo label (DailyMed).
Source: FDA label (DailyMed).
What the Wegovy label says
Word for word, the label lists hair loss:
“In clinical trials with WEGOVY 7.2 mg injection, hair loss was reported in 5.8% of patients treated with WEGOVY 7.2 mg (8.4% female, 0.2% male),”
Source: FDA label (DailyMed).