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Eyelash Anatomy & Growth Cycle — A Physician's Guide

Eyelash Anatomy & Growth Cycle — A Physician's Guide

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Written by Susan F. Lin, M.D.
Lashes have fundamentally different anatomy from scalp hair: 4-11 month growth cycle, only 35-40% in anagen at any moment, and proximity to the ocular surface that makes safety paramount. Dr. Susan Lin (inventor on US Patent 8,206,695) explains the science.
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Physician‑formulated by Dr. Susan Lin, M.D.
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