Alpha-H
Dawn to Dusk SPF 50+ SerumSkinCeuticals
Daily Skin Brightening Sunscreen SPF 30A sunscreen built around Chemical sunscreen and Niacinamide, for sun protection and hydration.
A sunscreen built around Niacinamide and Mineral sunscreen, for barrier repair and smoothing.
Brand price
AUD 64.95 · checked 5 Oct 2026 · brand's site
Brand price
USD 65.00 · checked 28 Sept 2026 · brand's site
At a Glance
They come out differently on Fragrance-free, Alcohol-free, Pore-clogger-free, Reef-safe and Cruelty-free; those rows are shaded. Tap any answer to see why.
Key Ingredients
Chemical sunscreen6
Organic UV filters that absorb UV and release it as heat.
Bis-Ethylhexyloxyphenol Methoxyphenyl Triazine, Butyl Methoxydibenzoylmethane, Ethylhexyl Salicylate, Ethylhexyl Triazone, Homosalate, Phenylbenzimidazole Sulfonic Acid
Sunscreen5
Any ingredient acting as a UV filter.
Bis-Ethylhexyloxyphenol Methoxyphenyl Triazine, Butyl Methoxydibenzoylmethane, Ethylhexyl Salicylate, Ethylhexyl Triazone, Homosalate
Hyaluronic acid1
Hyaluronic acid and its salts; a humectant that binds water to the skin.
Mineral sunscreen1
Uses zinc oxide or titanium dioxide to absorb and scatter UV rays.
Chemical sunscreen4
Organic UV filters that absorb UV and release it as heat.
Butyl Methoxydibenzoylmethane, Ethylhexyl Salicylate, Homosalate, Octocrylene
Sunscreen5
Any ingredient acting as a UV filter.
Butyl Methoxydibenzoylmethane, Ethylhexyl Salicylate, Homosalate, Octocrylene, Titanium Dioxide
Benefits
Hydrating4
Boosts hydration and relieves dry, tight skin.
Aloe Barbadensis Leaf Juice, Dimethicone, Glycerin, Sodium Hyaluronate
Barrier Repair4
Strengthens and restores the skin's natural barrier.
Hydrating5
Boosts hydration and relieves dry, tight skin.
Dimethicone, Glycerin, Sodium Hyaluronate, Stearic Acid, Tocopherol
Barrier Repair9
Strengthens and restores the skin's natural barrier.
Caprylyl Glycol, Dicaprylyl Carbonate, Dimethicone, Glycerin, Glyceryl Stearate, Niacinamide, Palmitic Acid, Stearic Acid, Tocopherol
Smoothing7
Refines rough or uneven texture.
Caprylyl Glycol, Citric Acid, Dicaprylyl Carbonate, Dimethicone, Glyceryl Stearate, Niacinamide, Palmitic Acid
Concerns
May Worsen Seborrheic Dermatitis2
May feed the yeast involved in seborrheic dermatitis.
Acrylates/C10-30 Alkyl Acrylate Crosspolymer, Butyloctyl Salicylate
May Trigger Acne4
Can clog pores or trigger breakouts.
May Worsen Seborrheic Dermatitis6
May feed the yeast involved in seborrheic dermatitis.
Glyceryl Stearate, Myristic Acid, Palmitic Acid, PEG-100 Stearate, Steareth-100, Stearic Acid
May Worsen Keratosis Pilaris4
May clog follicles or strip skin prone to keratosis pilaris.
May Worsen Irritation8
May cause stinging, redness or sensitivity.
Alcohol Denat., Citral, Citronellol, Cymbopogon Schoenanthus Oil, Geraniol, Limonene, Linalool, Tocopherol
Ingredients Side-by-side
Emollient
Skin Conditioning
Niacinamide (in both products)
Smoothing
0 / —
- Niacinamide
- Acne Fighting
- Barrier Repair
- Brightening
- Dark Spots
- Even Tone
- Oil Control
- Pore Refining
- Redness Reducing
Fragrance
0 / —
- Denatured alcohol
- May Worsen Dryness
- May Worsen Eczema
- May Worsen Irritation
- May Worsen Rosacea
Ingredients Explained
These ingredients are found in both products.
Ingredients higher up in an ingredient list are typically present in a larger amount.
Homosalate
Fragrance, UV Absorber, UV Filter
Homosalate is a chemical UV filter.
Learn more about Homosalate →Ethylhexyl Salicylate
Light Stabilizer, UV Absorber, UV Filter
Ethylhexyl Salicylate is a chemical UV filter.
Learn more about Ethylhexyl Salicylate →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 →Butyl Methoxydibenzoylmethane
Light Stabilizer, UV Absorber, UV Filter
Butyl Methoxydibenzoylmethane is a chemical UV filter.
Learn more about Butyl Methoxydibenzoylmethane →Dimethicone
Antifoaming, Skin Conditioning, Emollient, Skin Protecting
Dimethicone is a silicone.
Learn more about Dimethicone →Niacinamide
Smoothing
Niacinamide is niacinamide.
Learn more about Niacinamide →Phenoxyethanol
Antimicrobial, Preservative
Phenoxyethanol is the aromatic ether alcohol that conforms to the formula:
Learn more about Phenoxyethanol →Sodium Hyaluronate
Humectant, Skin Conditioning
Sodium Hyaluronate is a hyaluronic acid.
Learn more about Sodium Hyaluronate →
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