
Image: Numbuzin
Numbuzin
No.5 Vitamin Boosting Essential Toner
A toner built around Niacinamide and Vitamin C derivative, for hydration and barrier repair.
Brand price
USD 16.50 · checked 26 Sept 2026 · on the brand's site
From the brand
What the brand says about this product. Our ingredient analysis follows below.
The brand recommends it for
- Dry skin
- Oily skin
- Combination skin
- Sensitive skin
- Acne & blemishes
- Dark spots & pigmentation
- Fine lines & wrinkles
- Dullness
How to use
Use before the serum as skin booster, for gentle skin resurfacing or as hydrating essence in your routine to restore complexion.
What's inside
Ingredients List
8 trigger at least one check · 27 trigger none
- Niacinamide
- Acne Fighting
- Barrier Repair
- Brightening
- Dark Spots
- Even Tone
- Oil Control
- Pore Refining
- Redness Reducing
- Fatty esters (glyceryl stearate, PEG-100 stearate)
- May Worsen Seborrheic Dermatitis
Key Ingredients
Vitamin C2
Vitamin C in any form: an antioxidant and brightener.
Peptides3
Short amino-acid chains used as signalling actives.
Acetyl Hexapeptide-8, Palmitoyl Tetrapeptide-7, Palmitoyl Tripeptide-1
Benefits
Hydrating8
Boosts hydration and relieves dry, tight skin.
Acetyl Hexapeptide-8, Butylene Glycol, Ceramide NP, Erythritol, Glycerin, Panthenol, Polyglycerin-3, Tocopherol
Barrier Repair6
Strengthens and restores the skin's natural barrier.
Caprylyl Glycol, Ceramide NP, Glycerin, Niacinamide, Panthenol, Tocopherol
Reduces Irritation4
Eases discomfort and supports skin resilience.
Bisabolol, Madecassoside, Palmitoyl Tetrapeptide-7, Panthenol
Anti-Aging5
Softens lines and helps skin look youthful.
Acetyl Hexapeptide-8, Adenosine, Ascorbic Acid, Palmitoyl Tetrapeptide-7, Palmitoyl Tripeptide-1
Firming4
Supports elasticity and bounce.
Acetyl Hexapeptide-8, Adenosine, Palmitoyl Tetrapeptide-7, Palmitoyl Tripeptide-1
Brightening5
Restores radiance to dull, tired skin.
3-O-Ethyl Ascorbic Acid, Arbutin, Ascorbic Acid, Glutathione, Niacinamide
Dark Spots4
Fades dark spots for a more even tone.
3-O-Ethyl Ascorbic Acid, Arbutin, Ascorbic Acid, Niacinamide
Antioxidant5
Shields skin from free radical damage.
3-O-Ethyl Ascorbic Acid, Arbutin, Ascorbic Acid, Madecassoside, Tocopherol
Anti-Pollution5
Helps defend against airborne pollutants.
Concerns
May Worsen Seborrheic Dermatitis7
May feed the yeast involved in seborrheic dermatitis.
Acetyl Hexapeptide-8, Acrylates/C10-30 Alkyl Acrylate Crosspolymer, Ceramide NP, Hydrogenated Lecithin, Palmitoyl Pentapeptide-4, Palmitoyl Tetrapeptide-7, Palmitoyl Tripeptide-1
Ingredients Explained
Click on any ingredient to learn more about it
Water
Antiplaque, Skin Conditioning, Solvent
Aqua (EU),Deionized Water,Distilled Water,Micromatrix Fractile AN,Onsen-Sui (JPN),Purified Water
Learn more about Water →Dipropylene Glycol
Fragrance, Perfuming, Solvent, Viscosity Controlling
1,1'-Oxydipropan-2-ol; Oxydipropan-2-ol; Hydroxypropyloxypropanol
Learn more about Dipropylene Glycol →Glycerin
Denaturant, Fragrance, Hair Conditioning, Humectant, Oral Care, Perfuming, Humectant, Skin Protecting, Solvent, Viscosity Controlling
Glycerin may be plant, synthetic or animal depending on the supplier.
Learn more about Glycerin →Niacinamide
Smoothing
Niacinamide is niacinamide.
Learn more about Niacinamide →1,2-Hexanediol
Skin Conditioning, Solvent
We don't have a description for 1,2-Hexanediol yet.
Learn more about 1,2-Hexanediol →Butylene Glycol
Fragrance, Humectant, Skin Conditioning, Solvent, Viscosity Controlling
Butane-1,3-diol (CAS No. 107-88-0/ EC No. 203-529-7) (R)-(-)-butane-1,3-diol” (CAS No. 6290-03-5/ EC No. 228-532-0)
Learn more about Butylene Glycol →Polyglycerin-3
Humectant
Triglycerol
Learn more about Polyglycerin-3 →Hippophae Rhamnoides Water
Flavouring, Fragrance, Perfuming, Skin Conditioning
Hippophae Rhamnoides Water is the aqueous solution of the steam distillates obtained from the whole plant of the Sea Buckthorn, Hippophae rhmanoides L, Elagnaceae
Learn more about Hippophae Rhamnoides Water →Acrylates/C10-30 Alkyl Acrylate Crosspolymer
Emulsion Stabilising, Film Forming, Viscosity Controlling
Acrylates/C10-30 Alkyl Acrylate Crosspolymer isn't fungal acne safe.
Learn more about Acrylates/C10-30 Alkyl Acrylate Crosspolymer →Tromethamine
Buffering, Fragrance
1,3-Propanediol, 2-amino-2-(hydroxymethyl)-
Learn more about Tromethamine →
Dupes
- Skin1004 Tone Brightening Dark Spot Ampoule Pad72% match
- VT Cosmetics PDRN TONER71% match
- Nature Republic Snail Solution Skin Booster71% match
- Skin1004 Centella Teca Soothing Toner69% match
- d'Alba Vita Toning Serum Toner69% match
- Anua Rice 70 Glow Milky Toner69% match