Alpha-H
Dawn to Dusk SPF 50+ SerumA sunscreen built around Chemical sunscreen and Niacinamide, for sun protection and hydration.
A sunscreen built around Chemical sunscreen and Mineral sunscreen, for barrier repair and hydration.
Brand price
AUD 64.95 · checked 5 Oct 2026 · brand's site
Brand price
INR 699.00 · checked 28 Sept 2026 · brand's site

At a Glance

They come out differently on EU-allergen-free, Silicone-free and Reef-safe; 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 sunscreen5
Organic UV filters that absorb UV and release it as heat.
Butyl Methoxydibenzoylmethane, Ethylhexyl Methoxycinnamate, Ethylhexyl Salicylate, Phenylbenzimidazole Sulfonic Acid, Terephthalylidene Dicamphor Sulfonic Acid
Fatty alcohol1
Waxy fatty alcohols used as emollients and thickeners; unrelated to drying alcohol.
Sunscreen4
Any ingredient acting as a UV filter.
Butyl Methoxydibenzoylmethane, Ethylhexyl Methoxycinnamate, Ethylhexyl Salicylate, Methylene Bis-Benzotriazolyl Tetramethylbutylphenol

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.
Hydrating9
Boosts hydration and relieves dry, tight skin.
Anhydroxylitol, Caprylic/Capric Triglyceride, Ethoxydiglycol, Glycerin, Propylene Glycol, Sodium Hyaluronate, Xylitol, Xylitylglucoside, Zinc PCA
Barrier Repair14
Strengthens and restores the skin's natural barrier.
Allantoin, Caprylic/Capric Triglyceride, Capsicum Annuum Fruit Extract, Cetearyl Alcohol, Cetearyl Olivate, Dicaprylyl Carbonate, Glycerin, Glyceryl Stearate, Isododecane, Neopentyl Glycol Diheptanoate, Niacinamide, Propylene Glycol, Sodium Polyacrylate, Xylitol

Concerns

May Worsen Seborrheic Dermatitis2
May feed the yeast involved in seborrheic dermatitis.
Acrylates/C10-30 Alkyl Acrylate Crosspolymer, Butyloctyl Salicylate
May Trigger Acne3
Can clog pores or trigger breakouts.
May Worsen Seborrheic Dermatitis5
May feed the yeast involved in seborrheic dermatitis.
Ceteareth-20, Cetearyl Alcohol, Cetearyl Olivate, Glyceryl Stearate, Sorbitan Olivate
May Worsen Keratosis Pilaris3
May clog follicles or strip skin prone to keratosis pilaris.

Ingredients Side-by-side

Emollient
Phenylbenzimidazole Sulfonic Acid (in both products)
UV Filter
0-1 / —
- Chemical sunscreen
- Sun Protection
UV Filter
0 / 0
- Chemical sunscreen
- Reef-unsafe UV filter
- Sunscreen
- Sun Protection
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
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 →Phenylbenzimidazole Sulfonic Acid
Light Stabilizer, UV Absorber, UV Filter
Phenylbenzimidazole Sulfonic Acid is a chemical UV filter.
Learn more about Phenylbenzimidazole Sulfonic Acid →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 →Tocopheryl Acetate
Antioxidant, Skin Conditioning
Tocopheryl Acetate is vitamin E.
Learn more about Tocopheryl Acetate →Ethylhexylglycerin
Deodorant, Skin Conditioning
Ethylhexylglycerin is the organic compound that conforms to the formula
Learn more about Ethylhexylglycerin →Sodium Hyaluronate
Humectant, Skin Conditioning
Sodium Hyaluronate is a hyaluronic acid.
Learn more about Sodium Hyaluronate →
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