Cosmetic tattooing sits in a different category from a traditional tattoo — the pigment is placed more superficially, and it's designed to soften gradually rather than stay permanently fixed. That's a feature, not a flaw: it means your look can evolve with you over the years. But it also means the honest answer to "how long does it last?" depends on which treatment, and on your own skin.
Lip blushing
Lip blush typically holds for two to five years, with a touch-up recommended somewhere around the twelve to eighteen month mark to keep the colour at its best. Sun exposure, skin type and how quickly your skin naturally exfoliates all play a role in where you land in that range.
Powder brows
Brow tattooing tends to sit at the shorter end, generally one to three years, since brow skin naturally turns over pigment a little faster than lip skin does.
What actually affects longevity
Sun exposure is the single biggest factor in how quickly any cosmetic tattoo fades — daily SPF over the treated area genuinely extends the life of the result. Skin type matters too: oilier skin tends to hold pigment for a shorter period than drier skin.