Use a brow serum with peptides or castor oil
Apply minoxidil only if approved by a doctor
Stop overplucking, waxing, or threading
Let brows grow out for several weeks
Eat enough protein, iron, zinc, and biotin-rich foods
Treat any skin conditions like eczema or dermatitis
Remove makeup gently every night
Exfoliate the brow area lightly once or twice a week
Massage the brow area to support circulation
Use a brow pencil, powder, or tinted gel for a fuller look
Consider microblading or brow tinting
See a dermatologist if thinning is sudden or severe