CollaRich
ColaRich Booster Serum, 50ml
ColaRich Booster Serum, 50ml
@cosme rating: 5.7/7.0
It enhances the penetration of the next product you use, leaving your skin moisturized, firm, and radiant.
✓ 100% authentic
✓ Ships from Japan in 3-5 days
✓ Duties prepaid for US orders
✓ Tracked delivery via Japan Post
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What it is
With three steps—"loosening," "moisturizing," and "conditioning"—it enhances the penetration (*1) of the next product used, leading to moisturized, firm, and radiant skin. ◇Three steps to promote the penetration (*1) of the next skincare product (1) Soften and "loosen" the skin with three types of functional collagen (*2) and four types of fermented extracts (*3). (2) Moisturize the skin with moisture booster ingredients (*4) that blend well with the skin and retain moisture. (3) Condition the skin to better accept the next skincare product with moisture magnets (*5) that are compatible with both water and oil, and rice bran-derived ingredients. ◇A rich, thick texture It has a moist texture that feels rich and moisturizing from the moment you touch it, yet it blends smoothly into the skin. *1 Penetrates to the stratum corneum. *2 Enhanced penetration collagen (hydrolyzed collagen, soluble collagen: all moisturizing ingredients, gold: skin conditioning ingredient), ionized collagen (cocoyl hydrolyzed collagen K: moisturizing ingredient), collagen water (hydrolyzed collagen extract: moisturizing ingredient). *3 Lotus seed ferment filtrate (Lactobacillus, lotus seed ferment filtrate), fermented rose honey (Gluconobacter, honey ferment filtrate), Job's tears ferment filtrate (Saccharomyces, Job's tears seed ferment filtrate), brown rice koji ferment (Aspergillus culture) (all moisturizing ingredients). *4 Hydrolyzed collagen, soluble collagen (all moisturizing ingredients), gold (skin conditioning ingredient). *5 Isomerized sugar (moisturizing ingredient).
Ingredients
How to use
After washing your face, take 2-3 pumps of the booster serum into your hands and gently apply it to your entire face. We recommend using the Corarich Gel series afterward.
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.