Exfoliants
Undertow
2% Salicylic Clarifying Fluid
4.7 · 2,264 reviewsRated 4.7 out of 5 from 2264 reviews
£4830 ml
Barrier & Peptides
Baseline
10% Niacinamide + 1% Zinc
4.7 · 3,388 reviewsRated 4.7 out of 5 from 3388 reviews
In stockThe most useful single ingredient in skincare, at the dose the studies used.
- Use
- AM / PM
- Strength
- Gentle
- Size
- 30 ml
- Visibly smaller-looking pores and less midday shine
- Strengthens the barrier while it treats blemishes
- The safest active to layer with anything else
1
£33 more for free delivery
Order before 4pm UK time and it ships today
90-day returns, opened or not
Measured results
- 10%
- Niacinamide
- The clinical study dose
- -29%
- Sebum production
- Sebumetry, 8 weeks, n=134
- 4
- Jobs, one molecule
- Oil, barrier, pigment, redness
What is doing the work
Key actives, at declared doses
Everything below is listed as a percentage of the finished formula, not as a position on an ingredient list.
- 01
10%
Niacinamide
Sebum, barrier, pigment and redness at once
- 02
1%
Zinc PCA
Regulates oil production
- 03
2%
Panthenol
Humectant support and soothing
How to use
In this order, at this cadence.
AM / PMGentle30 ml
- 01
Three to four drops morning and evening.
- 02
If 10% causes flushing, alternate days for two weeks first.
- 03
Layers with every other serum in the range.
- 04
Apply before oils and creams.
What it looks like
The bottle, the texture, the routine
Photography that shows the product as it actually arrives and how it goes on.
Baseline unboxed, 4:5
Baseline texture on skin, 4:5
Baseline in a routine, 4:5
Batch code
AX-NIA10
Size
30 ml
Made without
Fragrance, dyes, essential oils
Directions & disclosure
Everything on the box, and then some.
Batch AX-NIA10 · Certificate of analysis available on request
Aqua, Niacinamide, Pentylene Glycol, Zinc PCA, Panthenol, Glycerin, Sodium Hyaluronate, Allantoin, Tamarindus Indica Seed Gum, Xanthan Gum, Phenoxyethanol, Ethylhexylglycerin.
Fragrance-free, essential-oil-free and dye-free. Never tested on animals.
Compare
Every barrier & peptides formula, side by side
Same category, different strengths. The right one is usually the gentlest that still does the job.
| Formula | Strength | Use | Size | Price | |
|---|---|---|---|---|---|
| Scaffold12-Peptide Firming Serum | Gentle | AM / PM | 30 ml | £92 | View |
| FieldstoneCeramide Barrier Serum | Gentle | AM / PM | 30 ml | £58 | View |
| Baseline10% Niacinamide + 1% Zinc | Gentle | AM / PM | 30 ml | £42 | You are here |
Reviews
What people report back
4.7
4.7Rated 4.7 out of 5
3,388 reviews
- 5 star82%
- 4 star13%
- 3 star3%
- 2 star1%
- 1 star1%
- 5.0Rated 5 out of 5
The one to buy first
If I could keep only one serum it would be this. Oil is under control and my pores look smaller.
- 4.0Rated 4 out of 5
Start every other day
Ten percent flushed me at first. Alternating days for a fortnight sorted it completely.
Questions
Before you buy it.
Not covered here? Our team answers within one working day.
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