For treatments which are clinically proven to grow your lashes, and to protect from sun damage.












Opti Laboratories was founded by one of the world’s leading experts in lash growth and care, Dr. Tom Walker. Over the last 2 decades Tom has helps tens of thousands of clients to restore their lashes and brows with innovative treatments, including our world first Sun Protect Serum, and expert insight. Tom continues to lead our team of experienced doctors, offering the best quality advice and products to help you achieve your lash and brow goals.
The world’s first lash and brow serum to protect against sun damage, one of the primary causes of hair breakage. A revolutionary formula containing conditioners, anti-irritants and anti-oxidants for healthier, better protected and more lustrous lashes and brows.
“Lashes and brows are underrated—they’re the first things our subconscious notices when recognizing beauty in others and ourselves. It’s not just about length; it’s about health, strength, and impact.
Opti’s science-backed products actually work (tried and tested for over five years), delivering results that truly hit different – for everyone, regardless of gender. I love that these products focus on thriving, not just growing.”
Cultural Producer, Beauty Curator and TV Personality.
The only clinically-proven growth treatment available in the UK, for lashes that are 25% longer, 106% thicker and 18% darker. The treatment is clinically proven to be effective and is approved for cosmetic use by the FDA.