If you're investing in eyelash and eyebrow growth serums but not seeing the results you expected, the issue is often routine, not product. Growth serums work best as part of a consistent daily and weekly care system â not as an occasional add-on. Here's the full routine.
Morning Routine
- Gently cleanse the lash and brow area with a mild, oil-free cleanser to remove overnight buildup.
- Brush brows into shape using a spoolie, brushing upward and slightly outward to train hairs and make thin areas less noticeable.
- Apply mascara last, after any brow makeup, using a light hand near the roots to avoid weighing lashes down all day.
Evening Routine
- Remove all eye makeup thoroughly. Leftover mascara or eyeliner is one of the biggest reasons growth serums underperform â they simply can't absorb through a layer of product.
- Apply eyelash growth serum along the upper lash line, and eyebrow growth serum across the brow skin, as the very last step before bed.
- Avoid touching or rubbing your eyes after application to let the serum fully absorb.
Weekly Habits That Support Growth
- Deep-clean your mascara wand and lash tools weekly to prevent bacteria buildup that can irritate follicles.
- Trim and replace mascara every 3 months â old formula is a common cause of lash breakage.
- Do a gentle oil treatment (such as castor oil) once or twice a week on brows for extra conditioning between serum applications.
- Avoid waterproof mascara daily â it requires more aggressive removal, which stresses both lashes and the serum-treated skin underneath.
What to Avoid During Your Growth Routine
- Rubbing your eyes aggressively, especially when removing makeup
- Curling lashes with an old or damaged eyelash curler
- Sleeping in mascara or brow makeup
- Over-plucking or over-tweezing brows while trying to grow them out
- Switching products too frequently â give each one a full 6â8 week cycle before judging results
Sample 8-Week Growth Timeline
- Weeks 1â2: Focus on consistency; lashes and brows may feel softer and more conditioned.
- Weeks 3â5: Fine new hairs often begin appearing in sparser areas.
- Weeks 6â8: Visible improvement in length, density, and overall fullness for most consistent users.
Final Thoughts
Growth serums are powerful, but they work best inside a complete routine â gentle cleansing, consistent nightly application, and small weekly habits that protect the hair you already have while new growth comes in. Stick with it for the full 8-week cycle, and the results compound well beyond that.