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April 29, 2026
One of the K-Beauty products that went seriously viral in Korea was d’Alba Piedmont’s cult White Truffle First Spray Serum, better known as Korea’s “stewardess serum”.
It became famous after being linked to Korean flight attendants’ hydrated, glowing complexions, especially during long-haul flights and harsh cabin air.
d’Alba Piedmont White Truffle First Spray Serum is a bi-phase serum mist designed to hydrate, brighten and refresh the skin.
It comes in a travel-friendly 100ml misting bottle, making it easy to keep in your handbag, desk drawer or carry-on for quick moisture top-ups throughout the day.
The formula has a layer of oils sitting on top, so you need to shake it before spraying to properly mix the serum and oil phases together.
The product became known as “Korea’s stewardess serum” because it was said to be used by Korean airline hostesses to combat dry cabin air during long-haul flights.
That positioning made perfect sense for K-Beauty fans. If a product can keep skin looking fresh through air-conditioning, heating, Seoul winter and plane air, it is exactly the kind of product dry skin types pay attention to.
White truffle is a beautiful ingredient for skin that looks tired, dry or lacklustre. But not everyone gets along with fragranced mists, especially if their skin is sensitive, dry or easily irritated.
If you love the idea of white truffle but want a softer, more skin-comforting option, try Jelly Ko White Truffle Soufflé Serum.

The formula features white truffle, lotus, avocado oil, sunflower seed oil, sodium hyaluronate, niacinamide and adenosine.
Avocado oil and sunflower seed oil help nourish the skin, while sodium hyaluronate supports hydration. Niacinamide is included for brightening, and adenosine helps support the look of smoother, more comfortable skin.
The texture is designed to act like a serum-meets-mist, giving skin a hydrated, glossy finish without needing to apply a full skincare routine on the go.
Shake the bottle first to mix the oil and serum layers. Hold the bottle around 20cm away from your face and mist evenly over the skin.
You can use it after cleansing, between skincare steps, over makeup or throughout the day whenever your skin feels dry or tight.
It is especially useful in air-conditioned offices, heated rooms, dry winter weather and during travel.
This is the kind of mist dry skin types tend to love because it gives an immediate feeling of comfort and glow.
It is ideal if your skin looks flat, tired or dehydrated during the day and you want something quick that makes your skin look fresher without disturbing makeup.
If you are chasing that juicy, hydrated K-Beauty glow, this product makes sense.
If you love the idea of white truffle skincare but your skin does not love fragrance-heavy formulas, try Jelly Ko White Truffle Soufflé Serum.
It is designed for dry, dull, dehydrated and mature skin, pairing white truffle with a soft soufflé texture that layers beautifully under moisturiser.
d’Alba White Truffle First Spray Serum is a cult K-Beauty mist for a reason. It is convenient, glow-giving and especially useful for dry environments like planes, offices and Seoul winter.
However, if your skin struggles with fragrance, or you prefer a refillable serum format over a mist, Jelly Ko White Truffle Soufflé Serum is a strong alternative for getting your white truffle fix in a more comfort-focused routine.
Want to see the full review? Watch our video on d’Alba White Truffle First Spray Serum below.
Tune into The Korean Beauty Show podcast for ingredient explainers, trend breakdowns and expert insights from inside Korea’s beauty industry.
STYLE STORY has been working inside the Korean beauty industry since 2014. We help brands, retailers, founders and beauty businesses understand K-Beauty products, trends, manufacturing, market positioning and go-to-market strategy.
Whether you need help developing a product, understanding the Korean beauty market, planning a Seoul market immersion, preparing for an expo, reviewing your brand strategy or simply getting expert eyes on your next move, we can help.
"I can totally see why all the Korean air hostesses are raving about it – it’s gone straight to the top of my favourites list as well and become an absolute staple in my routine."
- STYLE STORY
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