Description
Korean Neck Care · Firming Serum
NOT4U Firming Up Neck Serum 30g
A 30g pump serum from NOT4U for a targeted neck-care step.
Highlights
- 30g pump bottle
- Neck-serum format
- Targeted application
- Exact product shown
Cosmetic product; results vary. Patch test first.
[DESCRIPTION]
- NOT4U, stop the body’s time.
- Developed through research on body skin data of over 1 million people for 5 years
- It is a core complex of NOT4U that focuses on telomeres, called the life clock in our body.
- Twenty-year-old Nexerum
- Maintains the elasticity of the neck and improves fine wrinkles
- Daily neck serum that provides a transparent neckline
[HOW TO USE]
At the last step of skin care, take an appropriate amount and apply it to the neck.
Massage from bottom to top, sweep up, and tap lightly for absorption.

Targeted neck-care serum
NOT4U Firming Up Neck Serum is a 30g neck serum built for focused care in the neck area. The retailer page lists it as a serum with peptides and hydrating elements, which gives the product a clear neck-care position in the routine.
Key details
- 30g size
- Neck serum format
- Peptides plus hydrating ingredients
It is a compact format for customers who want a dedicated neck step instead of a full-face product.





Koa from Los Angeles, USA –
Noticing less wrinkling after a few weeks. Texture is nice but kind of sticky at first. Simple to apply and it’s easy to carry around.
Leonie Waldner from Regensburg, Deutschland –
Nie hätte ich gedacht, dass ein Serum die Spannkraft meines Halses so revitalisieren könnte. Dieses Produkt macht genau das – es bringt mich zurück ins Hier und Jetzt.
Yara Van der Linde from Breda, Nederland –
Niets zegt meer over zelfzorg dan de onmiskenbare kracht van NOT4U. Mijn nek voelt strak aan, vol vertrouwen en helderheid – als een lentebloem die bloeit! Met liefde aanbrengen is het geheim!
Elena Venturi from Firenze, Italia –
Un siero che promette di ringiovanire il collo, trasformando visibilmente la pelle. L’ho usato per un mese e ho notato una straordinaria tonicità. Perfetto da abbinare alla mia routine quotidiana.