





Powerful Ingredients for Visible Results
Our antifungal pen combines 25% Undecylenic Acid with a potent blend of Tea Tree, Oregano, Manuka, and Clove Bud Oils, plus Propolis for fast, targeted relief. Enjoy smoother, clearer nails and feet in just a few weeks with Seurico’s™ proven, science-backed formula.

No Mess, Easy to Use
No Mess, Easy to Use
Say goodbye to spills and complicated applications with the Seurico™ Antifungal Pen. Enjoy a hassle-free experience with every use:
- Precision tip for targeted application
- No rubbing required – just apply and go
- Quick-drying formula for mess-free use
- Compact design for easy portability
Frequently Asked Questions
How long until I see improvements in my nails?
How long until I see improvements in my nails?
Most users notice visible changes within 2–4 weeks, such as reduced discoloration and odor. Results vary based on severity.
How much product is in each pen?
How much product is in each pen?
Each Seurico™ Pen contains enough solution for 3–4 weeks of regular use. One pen can treat multiple nails.
Can it prevent further fungal infections?
Can it prevent further fungal infections?
Yes. Seurico’s™ formula clears existing fungus and creates a hostile environment for reinfection. Consistency is key.
What’s the shipping time?
What’s the shipping time?
Orders ship within 24–48 hours, with delivery in 3–5 business days (domestic).
What benefits can I expect?
What benefits can I expect?
✔ Clearer, healthier-looking nails
✔ Reduced brittleness and cracking
✔ Minimized odor
✔ Long-lasting defense against reinfection
Is Seurico™ chemical-free?
Is Seurico™ chemical-free?
We use natural yet powerful actives—25% Undecylenic Acid + synergistic oils. No harsh chemicals, parabens, or artificial dyes.
How often should I apply it?
How often should I apply it?
Apply twice daily for maximum penetration, especially for stubborn infections.
Is it suitable for all nail types?
Is it suitable for all nail types?
Yes. Works on thick, brittle, or normal nails—hands and feet.
Safe for sensitive skin?
Safe for sensitive skin?
Absolutely. Gentle botanical extracts, but patch-test if highly sensitive.
For men and women?
For men and women?
Yes. Fungal infections don’t discriminate—Seurico™ is effective for everyone.
Can I use it with my existing foot-care routine?
Can I use it with my existing foot-care routine?
Yes. Apply after washing or soaking feet. Complements most regimens.
Full ingredient list:
Full ingredient list:
Undecylenic Acid (25%), Tea Tree Oil, Oregano Oil, Manuka Oil, Clove Bud Oil, Propolis Extract, Tocopheryl Acetate (Vitamin E), plus supporting ingredients for optimal absorption.
What if I stop using Seurico™?
What if I stop using Seurico™?
After clearing the infection, continue for 1–2 extra weeksto prevent relapse.