Centella Asiatica (Cica): The Ingredient Behind Calm Skin

Centella asiatica — usually shortened to "cica" on packaging — is a plant long used in traditional medicine for wound healing, and it's become a cornerstone of calming skincare for exactly that reason. It reduces redness, supports the skin's repair process, and is gentle enough to use daily, even on skin that reacts to almost everything else.

Where Cica Comes From

Centella asiatica is a small, leafy plant traditionally used in Ayurvedic and Chinese medicine to support wound healing. Its key active compounds — madecassoside, asiaticoside, and asiatic acid among them — have been studied for their ability to support collagen synthesis and reduce inflammation, which lines up with its traditional use. Korean skincare picked it up and ran with it, building an entire category of "cica" products designed around exactly this calming, repair-supporting function.

What It Actually Does

• Reduces visible redness and calms irritation, making it a common recommendation for reactive or rosacea-prone skin
• Supports the skin barrier's repair process, which is part of why it's frequently paired with retinoids or acids to offset irritation
• Has some evidence for supporting collagen production, contributing to its presence in anti-ageing formulas as well as calming ones

What sets cica apart from many other calming ingredients is the breadth of evidence behind it — it's not just anecdotally soothing, there's a reasonable body of research specifically on wound healing and inflammation that supports its skincare use.

Who Should Use It

Almost anyone, but it's particularly suited to sensitive, reactive, or redness-prone skin, and to anyone using stronger actives like retinoids or acids who wants something to offset the irritation those can cause. It's gentle enough for daily use and rarely triggers reactions itself, which makes it one of the safer ingredients to introduce without much caution.

How to Use It

Cica shows up across formats — toners, ampoules, creams, and sheet masks — and most people can use it as often as they like, layering it in wherever it fits. A common approach is a cica toner or essence as a calming step after cleansing, with a more concentrated cica ampoule reserved for days the skin feels particularly reactive.

Building a Routine

1. Cleanse gently
2. Apply a cica toner or essence
3. On reactive days, layer in a concentrated cica ampoule before moisturiser
4. Moisturise
5. SPF every morning

When to See a Dermatologist

Cica is one of the lower-risk ingredients in skincare, but persistent redness that doesn't improve with calming actives is worth having assessed, since it could point to an underlying condition like rosacea that benefits from a more targeted approach.

Shop the Sensitive Skin Collection

Eastern Curlew's Sensitive collection includes centella-based toners and ampoules suited to calming reactive skin. Browse the full range from Eastern Curlew.

FAQ

Is cica the same as centella asiatica?
Yes — "cica" is simply the shortened, marketing-friendly name used for centella asiatica on most Korean skincare packaging.

Can I use cica every day?
Yes, it's gentle enough for daily use, morning and night.

Does cica help with acne scarring?
It's primarily known for calming active inflammation and supporting general repair, rather than directly fading established scars, though reducing ongoing inflammation can help prevent new marks from forming.