Rated 4.8 out of 5 from 67 reviews
vegan
- vegan
- fragrance-free
Ingredient glossary
Ampoule: What It Is and What It Does
An ampoule is a small-format, highly concentrated skincare treatment — typically a stronger, short-course version of a serum's active ingredients, often packaged in a small vial or dropper bottle. It is generally used for a limited period, such as a course of several weeks or before a specific event, rather than as an everyday long-term staple.
What it does
Ampoules pack a higher concentration of active ingredients into a smaller volume than a typical serum, which is part of why they are usually sold as a short course rather than an everyday product. The packaging — often single-use vials or an airless dropper bottle — also protects unstable actives, such as vitamin C, from oxidising before use. Applied before a serum or moisturiser, an ampoule is meant to deliver a concentrated dose over a defined period, then be set aside once the course finishes, rather than restarted indefinitely.
Who it suits
Ampoules generally suit people who want a short, focused boost for a specific concern — dullness, dehydration or an upcoming event — rather than an everyday addition to a routine. Skin already comfortable with active ingredients tends to tolerate a course more easily than skin new to actives, since the higher concentration can be more likely to irritate. Sensitive or reactive skin should introduce an ampoule gradually and watch for signs of irritation.
Cautions
Because ampoules are more concentrated than a standard serum, layering one with other strong actives — retinol or acids, for example — increases the risk of irritation, so it is worth checking ingredient overlap before combining. A short course length is part of the format's design, not a suggestion to be ignored. Anyone with persistent irritation should stop use and consult a pharmacist or dermatologist.
Products with Ampoule
8 products
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cruelty-free
- cruelty-free
- fragrance-free
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fragrance-free
- fragrance-free
Frequently asked questions
- How is an ampoule different from a serum?
- Ampoules generally carry a higher concentration of active ingredients than a standard serum, packaged in a smaller volume meant to be used for a defined course rather than indefinitely. Serums are usually formulated for ongoing daily use at a lower, sustainable concentration. Some people use an ampoule as an intensive addition before returning to a regular serum.
- How long should I use an ampoule for?
- Most ampoules are designed for a short course — commonly a few weeks — rather than continuous daily use, since the higher concentration of actives is intended as a temporary boost. Once the course or vial set finishes, many people return to a standard serum rather than immediately starting another ampoule course.
- Can I use an ampoule every day?
- It depends on the specific formula and its active ingredients, but many ampoules are intended for a defined course rather than indefinite daily use, so checking the product's own instructions matters more than a general rule. Sensitive skin in particular should introduce an ampoule gradually rather than starting with daily use.
This is general information about a cosmetic ingredient, not medical advice. It does not describe any specific product, and does not diagnose, treat or cure any condition. If you have a persistent skin or scalp concern, speak to a pharmacist, GP or dermatologist. See our editorial policy for how we handle claims.