冷氣房乾燥急救｜辦公室保濕小物推介

成日坐喺冷氣房,皮膚點解越嚟越乾?

返工成日坐喺冷氣房,好多人下午就開始覺得皮膚繃緊、甚至起皮脫屑,明明有做早晚護膚,點解皮膚仍然咁乾?其實冷氣環境本身就會加速皮膚水分流失,單靠早晚護膚未必足夠應付一整日嘅乾燥挑戰。

Sitting in an air-conditioned office all day, many people start feeling tightness or even flaking by the afternoon — even with a proper morning and evening routine, skin still feels dry. The truth is, AC environments accelerate moisture loss on their own, and a twice-daily routine alone may not be enough to handle a full day of dryness.

點解冷氣房特別容易令皮膚乾燥?

冷氣運作原理係抽走空氣中嘅濕氣,長時間處於低濕度環境,皮膚表面水分會透過蒸發加速流失,呢個過程稱為經皮水分流失。加上冷氣房通常密閉,空氣流通有限,皮膚缺乏自然補濕嘅機會,長時間下嚟就會出現繃緊、脫屑甚至細紋更明顯嘅情況。

Air conditioning works by removing moisture from the air, and long exposure to this low-humidity environment speeds up water evaporation from skin's surface — a process known as transepidermal water loss. AC offices are also typically enclosed with limited air circulation, giving skin fewer chances for natural replenishment. Over time, this leads to tightness, flaking, and even more visible fine lines.

呢個現象喺皮膚科文獻入面有實質數據支持：刊登於《Journal of the European Academy of Dermatology and Venereology》嘅回顧指出，低濕度環境會令經皮水分流失（TEWL）上升、角質層含水量下降，同時皮膚彈性降低、粗糙度增加；一項韓國研究亦發現，喺室內暖氣環境暴露6小時後，前臂嘅TEWL已經出現顯著上升，反映密閉空調環境對皮膚屏障嘅影響唔止係「感覺乾」咁簡單。

This effect is backed by dermatological literature: a review published in the Journal of the European Academy of Dermatology and Venereology found that low-humidity environments raise transepidermal water loss (TEWL), reduce stratum corneum water content, and decrease skin elasticity while increasing roughness. A Korean study also found that after 6 hours of exposure to a heated indoor environment, forearm TEWL rose significantly — showing that enclosed air-conditioned environments affect the skin barrier beyond just "feeling dry."

辦公室保濕小物推介:隨手一噴即時急救

對付冷氣房乾燥,最實際嘅方法就係喺辦公桌準備隨身保濕噴霧,發現皮膚開始繃緊就即刻補水。By Wishtrend 抹茶神經醯胺保濕噴霧體積細巧,方便放喺抽屜隨時使用,噴後可以輕拍幫助吸收,唔會有明顯黏膩感,適合辦公室環境隨時補濕。

The most practical fix for AC dryness is keeping a portable hydrating mist at your desk, so you can replenish moisture the moment skin starts feeling tight. By Wishtrend Matcha & Ceramide Cream Mist is compact enough to keep in a drawer for whenever you need it — gently pat it in after spraying to help absorption, with no noticeable stickiness, making it easy to top up hydration throughout the office day.

除咗噴霧,仲有咩可以幫手?

• 桌面放一個小型加濕器,如果辦公室環境許可,有助整體提升周邊濕度,減少水分流失。
• 避免坐位置正對出風口,長時間直吹冷氣會令局部皮膚更快乾燥。
• 準備溫和保濕護唇膏,雙唇通常係最先反映乾燥嘅部位,及早護理避免脫皮。
• 午飯後可以簡單補塗防曬,同時亦有助為皮膚多加一層保護。

A few extra tips beyond mist: if your office allows it, a small desktop humidifier can raise ambient humidity and reduce moisture loss overall; avoid sitting directly under an AC vent, since constant airflow dries out that area of skin faster; keep a gentle moisturizing lip balm handy, since lips are usually the first place to show dryness — treating it early prevents flaking; and reapplying sunscreen after lunch adds an extra layer of protection as well.

辦公室保濕常見迷思：狂噴保濕噴霧就夠？

• 迷思一：保濕噴霧噴得越多次,皮膚就越唔會乾。事實：噴後如果冇輕拍幫助吸收,水分反而會加速蒸發,令皮膚更乾,噴霧要配合按壓吸收先有效。
• 迷思二：冷氣房皮膚乾,即係代表自己係乾性皮膚,要轉用滋潤型產品。事實：呢種多數係環境造成嘅暫時性缺水,唔一定代表膚質改變,轉用過於厚重嘅產品反而可能令油性或混合肌唔適應。
• 迷思三：只要放個保濕噴霧喺抽屜,就唔使理會其他保濕步驟。事實：噴霧屬於急救性質,長期都要配合早晚基礎保濕routine先可以維持皮膚屏障健康。

Common myths about office hydration: Myth 1 — the more often you spray a hydrating mist, the less dry your skin gets. Fact: without patting it in, sprayed water can evaporate quickly and leave skin drier — mist works best when paired with gentle patting for absorption. Myth 2 — dry skin in an AC office means your skin type has changed to dry, so you should switch to richer products. Fact: this is usually temporary, environment-driven dehydration rather than a real skin type change, and switching to overly rich products can actually feel wrong for oily or combination skin. Myth 3 — as long as there's a mist in the drawer, other hydration steps don't matter. Fact: mist is for quick relief — a proper morning-and-night hydration routine is still needed to maintain long-term barrier health.

常見問題 FAQ

• Q: 保濕噴霧可以一日噴幾多次?
  A: 冇固定次數限制,可以按皮膚繃緊程度隨時補噴,但建議噴後輕拍幫助吸收,避免只噴唔拍反而令水分快速蒸發,加劇乾燥感。
  Q: How many times a day can I use a hydrating mist? A: There's no strict limit — spray whenever skin feels tight, but be sure to gently pat it in afterward to help absorption. Spraying without patting can cause the water to evaporate quickly and actually worsen dryness.
• Q: 冷氣房乾燥係咪代表皮膚一定係乾性?
  A: 唔一定,油性皮膚喺冷氣環境下都可能出現表面缺水情況,呢種係環境因素造成嘅暫時性乾燥,唔等於皮膚本質改變成乾性肌。
  Q: Does AC dryness mean my skin is naturally dry? A: Not necessarily — even oily skin can experience surface dehydration in AC environments. This is a temporary, environment-driven dryness and doesn't mean your underlying skin type has changed to dry.

對抗冷氣房乾燥,隨身保濕係關鍵

成日困喺冷氣房,皮膚乾燥幾乎難以避免,但只要準備好隨身保濕小物,就可以隨時應付。抹茶神經醯胺保濕噴霧放喺抽屜,發現皮膚繃緊就補一噴,就係辦公室護膚最簡單有效嘅方法。

Spending all day in an air-conditioned office makes dryness almost unavoidable — but keeping a portable hydrating essential on hand lets you tackle it anytime. Stashing Matcha & Ceramide Cream Mist in your desk drawer and spritzing whenever skin feels tight is the simplest, most effective way to handle office skincare.

Sources

• Goad N, Gawkrodger DJ. "Ambient humidity and the skin: the impact of air humidity in healthy and diseased states." Journal of the European Academy of Dermatology and Venereology (2016)
• PMC — "Effects of winter indoor environment on the skin: Unveiling skin condition changes in Korea"