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Can Wegovy cause hair shedding, and will hair grow back?

Quick answer

Hair loss has been reported with Wegovy and may be associated with weight reduction and dietary changes, but does not affect everyone. Regrowth has no guaranteed timeline, and not all hair loss is due to the medicine. Pattern and examination guide assessment of nutrition and other causes.

Details

Shedding can appear later

Diffuse telogen shedding may begin months after major weight loss or physical stress. Frequency differs between doses and studies; one percentage is not everyone’s risk and does not prove follicle damage.

Review intake before buying supplements

Discuss overall intake, protein and weight-loss speed with the care team. Symptoms may justify checking nutritional deficiencies or another cause; broad testing and high-dose supplements are not automatic. Avoid crash diets and tight hair styling.

When should dermatology assess it?

Seek evaluation for distinct bald patches, scalp inflammation or pain, or persistent worsening loss. Do not automatically stop treatment or double hair supplements. Review benefits, symptoms and options for adjusting the plan.

Related reading: Do GLP-1 medicines such as semaglutide cause cancer?.

Note: This answer is for educational purposes and does not replace a consultation with a specialist who examines your case in person. Do not use it for self-diagnosis.

References

  1. Wegovy prescribing information — Novo Nordisk
  2. Hair loss or hair shedding? — American Academy of Dermatology