Fundamental Ampule Mist

Name: Klairs Fundamental Ampule Mist
Brand: Klairs

serummid-range

Overall score7.3

Buy at Olive Young

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✶ Hero ingredients

#2Glycerin

One of the most effective humectants

#3Butylene Glycol

Lightweight humectant and solvent

#5Betaine

Natural humectant from sugar beets

Score breakdown

Overall

7.3

Hydration Efficacy7.2

Irritation Risk9.5

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Active Ingredient Strength2.6

Ingredient Transparency7.8

Formulation Safety9.0

Estimated — based on ingredient analysis. Scores refine as user reviews are added.

What makes Klairs Fundamental Ampule Mist stand out

Klairs Fundamental Ampule Mist is a solid serum with an overall score of 7.3/9.8. Positioned in the mid-range bracket, it delivers a well-rounded formulation that balances efficacy with gentleness. The formula leads with Glycerin, Butylene Glycol, Betaine — ingredients that support the skin barrier and moisture levels.

It performs well on hydration (7.2) and low irritation risk (9.5). On the flip side, active ingredient concentration is on the lighter side.

Is this right for you?

Great for

✓Dry or dehydrated skin — strong moisture-binding profile
✓Sensitive skin — low irritation risk with a gentle formulation
✓Safety-conscious shoppers — clean formulation with minimal flags

May not suit

⚠Those seeking potent actives — this leans more maintenance than treatment

Key ingredients

✶
Glycerin
Draws in moisture — #2 in the INCI list
✶
Butylene Glycol
Draws in moisture — #3 in the INCI list
✶
Betaine
Draws in moisture — #5 in the INCI list
✶
Centella Asiatica Extract
Works on your skin — #6 in the INCI list
✶
Sodium Hyaluronate
Draws in moisture — #7 in the INCI list

Full ingredient list

12 ingredients — listed in INCI order (highest concentration first)

#1Water #2Glycerin #3Butylene Glycol #42-Hexanediol #5Betaine #6Centella Asiatica Extract #7Sodium Hyaluronate #8Panthenol #9Allantoin #10Arginine #11Carbomer #12Ethylhexylglycerin

Compare with similar products

Ingredient breakdown

Draws in moisture5
Other ingredient3
Works on your skin2
Holds the formula together1
Keeps the product fresh1

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