Trim your nails and remove any dead skin.
Twist the pen and gently apply the serum to affected nails.
Massage for a few seconds to aid absorption.
Repeat 2–3 times daily for best results.
You should start seeing smoother, clearer nails within 2–4 weeks of consistent use.
Yes — Kurineru is made from natural plant ingredients and is gentle on the skin. It’s suitable for adults of all skin types and can be used on both fingernails and toenails.
Standard shipping takes 5-12 working days depending on your location. We work with reliable shipping partners to ensure your order arrives safely and securely. Please note that delivery times may vary slightly during peak seasons or due to weather conditions, but we always strive to get your order to you as quickly as possible.
All orders will be shipped within 48 hours of order confirmation. You will receive an email with your tracking number once your order has been shipped.
When your order ships, you will receive an email confirmation including a shipment tracking number, and a website where you can monitor the status of your shipment.
Usage: Apply 2–3 times daily on clean, dry nails
Visible Results: Within 2–4 weeks of consistent use
Shelf Life: 3 years
Net Weight: 0.03 kg (per pen)
Package Size: 1.8 × 1.8 × 12.8 cm



