01
Visible radiance
Evens skin tone and brings back that K-Beauty glow from the first uses.
What it does for your skin
02
Hydrated
Replenishes the water your skin loses through the day and leaves it soft to the touch.
03
Calm
Reduces redness and irritation, and strengthens your natural barrier.
How to use
01
Apply on clean, dry skin
02
Pat gently until fully absorbed
03
Continue with the rest of your routine
What's in it
The key actives, in plain language
- Niacinamide
- Evens skin tone and adds radiance.
- Derivado of Vitamin C
- Fades dark spots, brightens and protects from oxidative stress.
- Glutathione
- Reinforces the product's main action in your routine.
- Madecassoside
- Reinforces the product's main action in your routine.
- Ceramides
- Strengthen the barrier and seal in moisture.
FAQ
Everything you need to know before buying.
Still have questions? Write to us, we reply in English & Spanish.
Complete your routine
What's next?
Other essentials that pair with this product.
Verified reviews
4.9 out of 5
Based on 1,702 verified reviews
Showing a selection of verified reviews out of 1,702 total ratings.
5★
1,508
4★
153
3★
41
- P
Paula V.
Verified purchase · 10 days ago
Combination · 25-34 · Toner, serum, light cream
On my 4th bottle of No.5 Vitamin Boosting Essential
Yes, four. I keep repurchasing because my barrier feels weaker when I skip it. No.5 Vitamin Boosting Essential is a staple.
- M
Marisa Prieto
Verified purchase · 6 weeks ago
Mature · 55+ · Nourishing creams AM and PM
Slotting Ceramidas into my routine was easy
I worried the Ceramidas would clash with what I already used — not at all: the No.5 Vitamin Boosting Essential plays nicely with everything, no pilling and it sinks in fast. The Glutatión adds to it without weighing the formula down.
- G
Gema L.
Verified purchase · 3 weeks ago
Normal · 35-44 · Four-step routine
Can't fly without No.5 Vitamin Boosting Essential
A couple of spritzes of No.5 Vitamin Boosting Essential mid-flight and my skin breathes. Lives in my carry-on now.
- N
Noa B.
Verified purchase · 1 month ago
Combination · 18-24 · Sunday mask night
Water-thin, not sticky
I hate tacky stuff. No.5 Vitamin Boosting Essential feels like water; five seconds in I can carry on with the routine. Perfect for summer.
- L
Lorena B.
Verified purchase · 2 months ago
Oily · 25-34 · Gel-cream and nothing else
Great value for the quality
The No.5 Vitamin Boosting Essential feels well-priced for the quality. My Numbuzin routine is really working.
- R
Rocío A.
Verified purchase · 4 days ago
Normal · 25-34 · Simple three-step routine
Didn't do what I hoped
A month with No.5 Vitamin Boosting Essential and my skin is the same. Guess I need something else.