Half the cost for every new customer

Glowbar had a great serum and ads that looked like everyone else's. We changed the voice, not the product.

Glowbar serum bottle on a wooden board
cost per purchase
−52%
return on ad spend
4.1×
creatives tested
38
to break even
9 weeks

What we changed

  1. 1Rebuilt tracking so we could trust the numbers
  2. 2Swapped polished product shots for creator-style videos
  3. 3Tested three hooks per idea, every week
  4. 4Moved 70% of budget to the two ad sets that worked

The hook test

  • Hook A"I stopped buying five serums."Winner
  • Hook B"Dermatologist-approved, finally."Paused
  • Hook C"60 seconds, every morning."Scaling
“Our ads finally sound like us. Turns out that's what people were waiting for.”

Lena Moretti, founder of Glowbar Skin

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