Eyelashes typically take between 6 weeks and 3 months to grow back fully, depending on the cause and condition of the hair follicles

Factors Affecting Eyelash Regrowth Time

• Natural shedding: Eyelashes that fall out naturally usually regrow within about 6 weeks

• Mechanical removal (e.g., pulling, extensions removal): Regrowth can take longer, often 1 to 4 months or more, depending on how the lashes were lost and the stage of the lash growth cycle they were in

• Health-related causes (e.g., alopecia, thyroid disease, chemotherapy): Regrowth time varies widely and can take several months to years, depending on follicle health and treatment

• Damage to follicles: If follicles are damaged or destroyed (e.g., burns), regrowth may be delayed or not occur

Eyelash Growth Cycle Overview

Eyelashes grow through three phases:

• Anagen (growth phase): Lasts 4 to 10 weeks; lashes grow to full length.
• Catagen (transition phase): Lasts 2 to 3 weeks; growth stops.
• Telogen (resting/shedding phase): Lasts about 6 to 8 weeks; old lashes fall out and new ones begin to grow

Because lashes are at different stages simultaneously, you lose some daily but do not lose all lashes at once

Summary

• For mild or natural lash loss, expect regrowth in about 6 weeks to 3 months.
• For lashes lost due to extensions, pulling, or damage, regrowth may take 3 to 4 months or longer.
• Underlying health issues can extend regrowth time significantly.
• Maintaining lash and eyelid health and consulting a doctor or lash expert if excessive loss occurs can help support regrowth

In general, patience is key, as eyelashes have a natural renewal cycle lasting roughly 2 to 3 months for full regrowth