On Friday, October 9, 2026, TYCHE LLC announced the "Ultra-Low Molecular Hyaluronic Acid Mini Set" from Is En Tree. Combining a mini toner, mini serum and mini cream of 20 mL each, it went on sale on Saturday, October 10 in limited quantities for a limited time.
The manufacturer's suggested retail price is ¥1,320 (tax included). The company describes the set as a way to try the series, and also as something to carry when traveling or going out.
The photo shows the series' regular-size "Ultra-Low Molecular Hyaluronic Acid Toner" in 300 mL. The newly released mini set contains three 20 mL items.
Toner, serum and cream: roughly 10 days of use as a guide
The set contains the "Ultra-Low Molecular Hyaluronic Acid Mini Toner," "Ultra-Low Molecular Hyaluronic Acid Mini Serum" and "Ultra-Low Molecular Hyaluronic Acid Mini Cream." It brings together three items from the same series in mini sizes, from toner to serum to cream.
The company gives about 10 days of use (*usage days), but this varies with how and how much you use. The guide amounts are a 500-yen-coin size for the toner, 2 to 3 pearl-sized drops for the serum and 1 to 2 pearl-sized drops for the cream.
*Usage days: may vary depending on how and how much you use. (Toner: 500-yen-coin size; serum: 2 to 3 pearl-sized drops; cream: 1 to 2 pearl-sized drops)
The series' regular sizes, formulated with hyaluronic acid
According to the company, the toner and serum contain 14 kinds of hyaluronic acid (*1) with different molecular sizes. The formula includes ultra-low molecular hyaluronic acid (*1) with an average of 329 Da (*4), and the penetration reaches only the stratum corneum (*3).
*1 Moisturizing ingredient
*3 Only to the stratum corneum
*4 Average ultra-low molecular size of the hyaluronic acid
The regular sizes are the toner at 300 mL for ¥2,310 (tax included) and the "Ultra-Low Molecular Hyaluronic Acid Serum" at 50 mL for ¥2,420 (tax included).
The photo shows the regular-size serum, 50 mL. The serum in the mini set is 20 mL.
The "Ultra-Low Molecular Hyaluronic Acid Zinc Moisture Cream" comes in a regular size of 80 mL for ¥2,420 (tax included). It is a cream containing hydrolyzed sodium hyaluronate zinc and zinc PCA (*6) as moisturizing ingredients.
*6 Hydrolyzed hyaluronic acid zinc, zinc PCA (moisturizing ingredients)
The photo shows the regular-size cream, 80 mL. The cream in the mini set is 20 mL.
Mini set contents, price and sales information
- Product name: Ultra-Low Molecular Hyaluronic Acid Mini Set
- Contents: Mini toner 20 mL, mini serum 20 mL, mini cream 20 mL
- Manufacturer's suggested retail price: ¥1,320 (tax included)
- Release date: Saturday, October 10, 2026
- Sales type: Limited quantity, limited time
- Inquiries about retailers: info_cosme@tyche.co.jp (TYCHE LLC)
- Inquiry hours: Weekdays 10:00 to 16:00 (excluding the year-end and New Year period and special closure days)
*Please inquire about retailers.
Is En Tree is a skincare brand that offers toner, serum, cream and more in its "Ultra-Low Molecular Hyaluronic Acid" series.
Image: courtesy of TYCHE LLC
