MARY QUANT
Mary Quant Quant by Mary Quant Enrichment Serum (30ml)
Mary Quant Quant by Mary Quant Enrichment Serum (30ml)
@cosme rating: 4.0/7.0
Gives you vibrant firmness and a radiant glow
✓ 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
This multi-functional serum offers whitening*1 and wrinkle-reducing properties. It provides comprehensive care for skin problems that increase with age. Formulated with the active ingredient niacinamide to improve wrinkles and prevent age spots and freckles*1. Net weight: 30mL. Wrinkle Improvement & Whitening*1 Active Ingredient: Niacinamide Whitening*1 Active Ingredient: Tranexamic Acid. Wrinkle Improvement: Formulated with the active ingredient niacinamide to improve wrinkles. Whitening*1: The active ingredients niacinamide and tranexamic acid suppress melanin production and prevent age spots and freckles. For radiant, firm, and radiant skin. Hibiscus flower fermented extract, Geranium gracilis extract, Licorice leaf extract, and Transretinoic acid*2 (all moisturizing ingredients) tone and firm the skin. Rehmannia japonica extract (moisturizing ingredient) and Belamcanda chinensis extract (skin-conditioning ingredient) also leave skin feeling plump and hydrated. It also contains psyllium sapling extract (moisturizing ingredient) to leave skin feeling supple and firm.. For vibrant, clear, and radiant skin, peony extract (moisturizing ingredient) and glucosyl hesperidin (moisturizing ingredient) prevent dullness caused by dryness and leave skin hydrated, bright, and radiant.. Contains four moisturizing ingredients that melt into the skin*3, saturating it with moisture: water-soluble collagen solution, hydrolyzed hyaluronic acid, sugar squalane, and yuzu ceramide, to hydrate and leave skin radiant and smooth. Furthermore, phellodendron bark extract (moisturizing ingredient) gently moisturizes damaged skin.. Rose bouquet scent: The soft, floral rose bouquet scent adds elegance to your daily skincare routine. *1 Suppresses melanin production and prevents age spots and freckles. *2 Oil-soluble carrot extract. *3 Reaches the stratum corneum. Product name: Quant by Mary Quant Enrichment Serum <24> [Quasi-drug]
Ingredients
Niacinamide*, Tranexamic Acid*, Water, Concentrated Glycerin, Butylene Glycol, Sugar Squalane, Glyceryl Triethylhexanoate, Dimethicone, Glyceryl Stearate SE, Pentylene Glycol, Acrylates/Alkyl Methacrylate Copolymer, Phenoxyethanol, Methylparaben, Polyacrylates, Fragrance, Cyclopentasiloxane, Ethylparaben, Polyethylene Tridecyl Ether, Disodium EDTA, Arginine, Glucosyl Hesperidin, Sodium Metabisulfite, Soybean Oil, Polyethylene Polyethylene-Polypropylene Dimethicone Copolymer, Phellodendron Bark Extract, Absolute Ethanol, Hydrolyzed Hyaluronic Acid, Peony Root Extract, Belamcanda Chrysanthemum Extract, Rehmannia Root Extract, Hibiscus Flower Fermented Filtrate, Geranium Robusta Extract, Licorice Leaf Extract, Oil-Soluble Carrot Extract, Water-Soluble Collagen Solution, Plantago Major Seed Extract, Natural Vitamin E, Yuzu Ceramide *Active Ingredients, Other Ingredients Not Labeled
How to use
After toning your skin with lotion, take an appropriate amount (1-2 pumps) and gently massage it into your skin. Then, apply lotion or cream. *Approximate amount per use (number of uses): 0.4mL (75 uses) When using in combination with other whitening cosmetics, do not use all at once. Use one product at a time, observing the results. Please observe the recommended number of uses and amount. After use, wipe the opening clean and store with the overcap on.
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.