SkinCeuticals
Discoloration Defense Serum for Dark SpotsTULA
Clear UpA serum built around Niacinamide and Tranexamic acid, for barrier repair and hydration.
A serum built around BHA and Salicylic acid, for hydration and barrier repair.
Brand price
USD 115.00 · checked 28 Sept 2026 · brand's site
Brand price
USD 38.00 · checked 8 Oct 2026 · brand's site

At a Glance

They come out differently on Fungal-acne-safe and Cruelty-free; those rows are shaded. Tap any answer to see why.

Key Ingredients


Benefits

Hydrating4
Boosts hydration and relieves dry, tight skin.
Butylene Glycol, Glycerin, Hydroxyethyl Urea, Propylene Glycol
Barrier Repair5
Strengthens and restores the skin's natural barrier.
Allantoin, Caprylyl Glycol, Glycerin, Niacinamide, Propylene Glycol
Redness Reducing3
Soothes visible redness and calms irritation.
Hydrating7
Boosts hydration and relieves dry, tight skin.
Butylene Glycol, Fructose, Glycerin, Lactic Acid, Sodium Hyaluronate, Sodium PCA, Zinc PCA
Barrier Repair5
Strengthens and restores the skin's natural barrier.
Allantoin, Fomes Officinalis Extract, Glycerin, Niacinamide, Sodium Polyacrylate
Redness Reducing4
Soothes visible redness and calms irritation.

Concerns

No concerns found
May Worsen Seborrheic Dermatitis2
May feed the yeast involved in seborrheic dermatitis.

Ingredients Side-by-side

Niacinamide (in both products)
Smoothing
0 / —
- Niacinamide
- Acne Fighting
- Barrier Repair
- Brightening
- Dark Spots
- Even Tone
- Oil Control
- Pore Refining
- Redness Reducing
Humectant
Emollient
Emulsion Stabilising
- Fatty esters (glyceryl stearate, PEG-100 stearate)
- May Worsen Seborrheic Dermatitis
Niacinamide (in both products)
Smoothing
0 / —
- Niacinamide
- Acne Fighting
- Barrier Repair
- Brightening
- Dark Spots
- Even Tone
- Oil Control
- Pore Refining
- Redness Reducing
Skin Conditioning
Ingredients Explained
These ingredients are found in both products.
Ingredients higher up in an ingredient list are typically present in a larger amount.
Aqua
Solvent
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 →Niacinamide
Smoothing
Niacinamide is niacinamide.
Learn more about Niacinamide →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 →Allantoin
Skin Conditioning, Skin Protecting, Soothing
Urea, (2,5-dioxo-4-imidazolidinyl)-
Learn more about Allantoin →Xanthan Gum
Binding, Emulsion Stabilising, Gel Forming, Skin Conditioning, Cleansing, Emulsifying, Viscosity Controlling
Xanthan gum
Learn more about Xanthan Gum →
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Discoloration Defense Serum for Dark Spots

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SkinCeuticals
Discoloration Defense Serum for Dark Spots

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Clear Up

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