Product Description
A Serum Your Skin Will Thank You For
Perfect for those with sensitive skin or dryness that traditional toners and serums can’t resolve. BOTANICSENS UNDECANE Boosting Add-On Serum delivers deep hydration without heaviness or stickiness, using a patented low-molecular formula designed for real results.
Why You’ll Love It:
• Light Yet Deep Hydration
Formulated to target the root cause of dry, itchy skin—this ultra-light serum absorbs quickly and refreshes the skin with lasting moisture, without the greasy feel of traditional oils.
• Patented Undecane (156 Da)
Powered by Undecane, a patented ingredient scientifically recognized in a 2020 global academic journal for its superior skin-soothing and barrier-repairing capabilities. Exclusive to BOTANICSENS.
• Fast-Absorbing Low-Molecular Formula
Featuring Undecane (156 Da) and Ionone (192 Da)—both below the 500 Dalton threshold for effective skin absorption—delivering moisture and active benefits deep into the skin.
• Gentle on Sensitive Skin
Clinically tested and proven low-irritation. Ideal for those avoiding heavy oils or thick creams, or who experience sensitivity with conventional products.
• Vegan & Clean Certified
Formulated with EWG green-grade ingredients and certified by the French EVE VEGAN Association—free from all animal-derived ingredients and safe for daily use.
• Subtle Skin-Loving Scent
Infused with BOTANICSENS’s patented fragrance designed to harmonize with your skin. May seem unique at first—but becomes addictively calming with continued use.


Understanding the root cause of skin problems
UNDECANE Boosting Add-On Serum
Focused on the root cause of dry skin and itchiness.
SCENT TO BOOST YOUR SKIN
•
POINT 01
Patented ingredient Undecane
Publication of papers in internationally renowned academic journals (2020)
Ingredients recognized for academic excellence by world scholars
The molecular size that the skin can absorb is 500 daltons or less.
BBOTANICSENS's patented ingredients, Undecane (156 daltons) and Ionone (192 daltons), are
small in size and easily absorbed by the skin.
• •
POINT 02
Use it with confidence!
Safe prescription that reduces skin irritation
Completed 'low-irritation' evaluation in skin irritation test.
• • •
POINT 03
100% animal-derived raw materials excluded
Completed EVE VEGAN certification from the French Vegan Association,
which only allows cosmetics that exclude 100% animal ingredients along with EWG green grade.
✿ ✿ ✿
How to Use
Step 1
MICRO VELVET Cleansing Foam
Wash your face without irritation with cleansing foam
Step 2
UNDECANE Add-On Serum
Instead of skin or toner, apply a few drops of the Middecan Add-On Serum gently,
avoiding the eye area, and allow to absorb.
Step 3
Intense Defense All-in-One Lotion
Maintain healthy skin every day
with Ato All-in-One Lotion. (Can be used on both face and body)
Step 4
Intense Moisturizer
Provides intensive care for atopic skin or various skin troubles
with moisturizer. (Can be used on both face and body)
✿ ✿ ✿
SCENT TO BOOST YOUR SKIN
This product contains patented BOTANICSENS fragrance ingredient.
The product's scent may feel unfamiliar, but since it is a scent that your skin likes,
you will feel its charm after using it for just a week.
All Ingredients
Caprylic/Capric Triglyceride, Hydrogenated Polydecene, Cetyl Ethylhexanoate, Methyl Trimethicone, Undecane (1%), Tridecane, Tocopherol, Olive Oil, Jojoba Seed Oil, Apple Seed Oil, Macadamia Seed Oil, Ginseng Seed Oil, Drumstick Seed Oil
Global Shipping
ROAExpo provides Global Shipping to over 130+ Countries worldwide.
All orders are shipped from our Central Logistics Hub, currently operated in South Korea, where ROAExpo directly performs free pre-shipment QQ Inspection (Quality & Quantity Inspection). Additional regional logistics hubs will be expanded globally in the future.
Available Shipping Methods
- Sea Parcel – Most economical option for heavy or bulk orders
- Air Parcel – Balanced option between cost and delivery speed
- EMS – International postal delivery service
- FedEx – Fast express courier service
- UPS – Premium international courier service
Shipping availability and transit time may vary depending on destination country and local regulations.
Shipping Cost Calculation
- Destination Country
- Total Shipment Weight
- Selected Shipping Method
Products from different brands or stores can be combined into one shipment when shipped from the same origin country.
You can combine products from multiple brands or stores in one cart to reach the USD $150 purchase threshold and receive shipping discounts, as long as the products are shipped from the same origin country.
The Final Shipping Cost Before Payment is clearly displayed at checkout. There are No Hidden Fees after payment confirmation.
Shipping Discount Benefits – Global Free Shipping (GFS)
- Orders over USD $150 with total shipping weight under 3kg may qualify for Free Shipping
- If total shipping weight exceeds 3kg, customers may receive up to USD $30 Shipping Discount
- The GFS Coupon (Code: ENJOYGFS-KOR) is automatically issued to eligible members and can be found in the member’s account after login. There is no limit on the number of uses.
- The GFS coupon may be combined with other promotions or coupons
- Eligibility may vary depending on product category, shipping method, and stock availability
Final discounted shipping cost is shown before payment confirmation.
Seasonal shipping promotions are announced on our homepage banners and member emails.
Order Processing & Tracking
All orders undergo free pre-shipment QQ Inspection directly performed by ROAExpo before shipment.
Once shipped, a Tracking Number will be provided to the customer.
Delivery time may vary due to customs clearance, local carrier operations, weather conditions, or public holidays.
Customs & Import Duties
Import duties, taxes, and customs fees may be charged by the destination country and are the responsibility of the customer unless otherwise stated.
Customer Support
???? cs@roaexpo.com
☎️ +82-2-6951-0318 (Available Monday–Friday, 10:00–17:00 KST)
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All products sold on ROAExpo are Authentic Products sourced directly from Official Suppliers or manufacturers.
Returns Due to Defect or Shipping Error
If a product arrives damaged, defective, or incorrect, please contact Customer Support within 7 days of delivery and provide photos or videos as evidence.
ROAExpo will review the case and provide appropriate resolution, including replacement or refund when applicable.
Returns for Change of Mind
Due to international shipping and customs regulations, returns for personal reasons may be restricted.
In such cases, the customer may be responsible for all return shipping costs and any applicable customs charges.
Please contact Customer Support before initiating any return shipment.
Refund Processing
Refunds are processed after the returned item is received and inspected, or after the claim is verified.
Refund processing time may vary depending on payment method and financial institutions.
Non-Returnable Items
Certain products may not be eligible for return due to hygiene, safety, or manufacturer restrictions.
Customer Support
???? cs@roaexpo.com
☎️ +82-2-6951-0318 (Available Monday–Friday, 10:00–17:00 KST)