Serum Direction 01Dark Spot + Uneven Tone Serum
This is for customers who keep complaining that the serum is not working at all. These are people who have used many things on their skin for a long time, but the spots are still on their face and the skin still looks uneven.
- How to think through stubborn-looking dark spots.
- How to build a better active direction without overloading the formula.
- How to make the formula feel serious, not watery or cheap.








