Reinca
Reinca Stem Treatment Lotion Serum, 98ml
Reinca Stem Treatment Lotion Serum, 98ml
Rated 4.7 out of 7.0 by Japan’s largest beauty community
A rich, water-free lotion that penetrates deep into the stratum corneum.
✓ 100% AUTHENTIC, SHIPS FROM JAPAN
✓ DUTIES & TAXES INCLUDED FOR US ORDERS
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What it is
This liposomal formulation of ENGY Stem S *2, a highly penetrating*4 lotion containing stem cell culture extract*2 and 15 types of vitamins*3, delivers moisture to every corner of the stratum corneum with superior penetration, leading to firmer, more radiant skin. It's a zero-water formula*1 that doesn't use purified water. ENGY Stem S *2 and 15 types of vitamins are combined. The formula contains ENGY Stem S *2, 15 types of vitamins*3, and boosting ingredients*5, totaling 70%*6. It simultaneously delivers a variety of vitamin beauty benefits, leading to vibrant, radiant skin. Zero-water formula*1 based on fermented extract*5. This dense, special formula uses no purified water at all and is based on rice fermented extract*5. Two types of penetration technology deliver and retain moisture*4, drawing it into the stratum corneum and keeping it there. It penetrates smoothly*4 into mature skin, delivering ENGY Stem S *2 to every corner of the stratum corneum, leaving skin plump and supple. After penetrating, it remains in the stratum corneum, leading to fresh, translucent skin*7. *1 Fermented liquid is used as the base, rather than purified water *2 Human dental pulp cell conditioned culture medium (skin conditioning ingredient) *3 15 types including retinol palmitate, retinol linoleate, hydrogenated retinol, niacinamide, biotin, etc. (all skin conditioning ingredients) *4 Up to the stratum corneum *5 Saccharomyces/rice fermented liquid (moisturizing ingredient) *6 As a blend amount *7 Depends on moisturizing
Ingredients
How to use
After washing your face, apply an appropriate amount (about the size of a 100 yen coin) to your face. If you feel dry, apply small amounts in layers.
We ship internationally from Japan!
Frequently Asked Questions
Is this authentic?
Yes. We only buy from official retailers and directly from the brands here in Japan. Never resellers, never grey market stock.
We are beauty lovers too, so we know the worry, especially with something you are putting on your face. Authenticity is 100% guaranteed by us.
What are your shipping rates?
On orders under US$75, shipping is a flat US$20 to the United States and US$10 to all other countries.
Orders of US$75 or more ship free, applied automatically at checkout. Your exact shipping cost is shown before you pay.
How long does delivery take?
These estimates are for International Airmail (Tracked) and include 3 to 5 business days of processing in Japan.
- United States: 12 to 15 business days
- Canada, United Kingdom, France, Germany: 9 to 12 business days
- Australia, New Zealand, Denmark, Finland, India, Indonesia, Italy, Netherlands, Spain, Sweden, Switzerland: 10 to 13 business days
- China, Hong Kong, Malaysia, Singapore, South Korea, Taiwan, Thailand, Vietnam: 8 to 10 business days
- Rest of the world: 11 to 18 business days
Actual delivery can be affected by customs clearance, seasonal congestion, or carrier delays in the destination country, all of which are outside our control.
Do you offer express shipping?
Yes. As of 22 July 2026, we offer International Express Mail through Japan Post. The cost is based on order weight and is calculated automatically at checkout.
Will I pay customs or import fees?
US orders: No. As of July 1, 2026, all US orders ship DDP (duties delivered prepaid), meaning we prepay all import duties on our end. Nothing is due at your door.
Orders outside the US: Possibly. Duties and import taxes are set by your local customs authority and are not collected at checkout, so any charges on delivery are your responsibility.
We're working on rolling out prepaid duties for more countries soon.