humectant
Sodium PCA is a humectant backed by early but promising evidence (evidence tier 3 of 4). We track 2 studies for it, 1 reporting a positive effect.
The Ichthyoses · 1978 · observational
Clinical study of a skin cream containing the sodium salt of pyrrolidone carboxylic acid (sodium PCA); regular use reduced the incidence of subclinical dry, flaky skin, supporting sodium PCA's humectant role in improving stratum corneum hydration.
Microchemical Journal · 2024 · in vitro
Developed and validated an HPLC-PDA method to simultaneously quantify pyrrolidone carboxylic acid (PCA) - a major natural moisturizing factor component - along with urocanic acid and histidine in human stratum corneum, enabling measurement of PCA levels relevant to skin hydration.
In 687 products — most often moisturizers (234), serums (230), cleansers (75), from $4.99 to $564.08. Set up a profile to rank these for your skin. Click any product to learn more.
Drunk Elephant
T.L.C Sukari Babyfacial Exfoliating Mask
Serum
$80.0050ml · $1.60/ml
Ideal for
Not recommended for
Caution
May aggravate: Seborrheic Dermatitis (Polysorbate 60)
Drunk Elephant
T.L.C Sukari Babyfacial Exfoliating Mask
Serum
$80.0050ml · $1.60/ml
Ideal for
Not recommended for
Caution
May aggravate: Seborrheic Dermatitis (Polysorbate 60)
T.L.C Sukari Babyfacial Exfoliating Mask is a exfoliant by Drunk Elephant. Key ingredients include Glycolic Acid, Butylene Glycol, Propanediol.
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Eucerin
Eucerin Sun Face Hydro Protect Ultra Light Fluid SPF50 50ml
Serum
$19.0550ml · $0.38/ml
Ideal for
Not recommended for
Caution
May aggravate: Seborrheic Dermatitis (Cetearyl Alcohol and Glyceryl Stearate); Perioral Dermatitis (Fragrance)
Eucerin
Eucerin Sun Face Hydro Protect Ultra Light Fluid SPF50 50ml
Serum
$19.0550ml · $0.38/ml
Ideal for
Not recommended for
Caution
May aggravate: Seborrheic Dermatitis (Cetearyl Alcohol and Glyceryl Stearate); Perioral Dermatitis (Fragrance)
Eucerin Sun Face Hydro Protect Ultra Light Fluid SPF50 50ml is a hydrating serum by Eucerin. Key ingredients include Water, Alcohol Denat, C12-15 Alkyl Benzoate.
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Eucerin
Moisturizer
$21.34200ml · $0.11/ml
Ideal for
Caution
May aggravate: Seborrheic Dermatitis (Shea Butter and Cetearyl Alcohol)
Eucerin
Moisturizer
$21.34200ml · $0.11/ml
Ideal for
Caution
May aggravate: Seborrheic Dermatitis (Shea Butter and Cetearyl Alcohol)
Eucerin Atocontrol Balm 200ml is a antioxidant serum by Eucerin. Key ingredients include Water, Glycerin, Shea Butter.
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Angela Caglia Skincare
Angela Caglia Cell Forté Serum 30ml
Serum
$325.0030ml · $10.83/ml
Ideal for
Angela Caglia Skincare
Angela Caglia Cell Forté Serum 30ml
Serum
$325.0030ml · $10.83/ml
Ideal for
Angela Caglia Cell Forté Serum 30ml is a brightening serum by Angela Caglia Skincare. Key ingredients include Water, Propanediol, Alanine.
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Set up your skin profileBubble
Over Night Hydrating Sleep Mask
Moisturizer
$20.0050.3ml · $0.40/ml
Ideal for
Caution
May aggravate: Seborrheic Dermatitis (Cetearyl Alcohol, Shea Butter and Glyceryl Stearate)
Bubble
Over Night Hydrating Sleep Mask
Moisturizer
$20.0050.3ml · $0.40/ml
Ideal for
Caution
May aggravate: Seborrheic Dermatitis (Cetearyl Alcohol, Shea Butter and Glyceryl Stearate)
Over Night Hydrating Sleep Mask is a exfoliant by Bubble. Key ingredients include Water, Caprylic/Capric Triglyceride, Glycerin.
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Set up your skin profileBEVEL
Hydrating Face Gel with Vitamin C
Supplement
$12.95118.3ml · $0.11/ml
Ideal for
Not recommended for
Caution
May aggravate: Seborrheic Dermatitis (Polysorbate 80); Perioral Dermatitis (Fragrance)
BEVEL
Hydrating Face Gel with Vitamin C
Supplement
$12.95118.3ml · $0.11/ml
Ideal for
Not recommended for
Caution
May aggravate: Seborrheic Dermatitis (Polysorbate 80); Perioral Dermatitis (Fragrance)
Hydrating Face Gel with Vitamin C is a supplement by BEVEL. Key ingredients include Water, Glycerin, Polysorbate 80.
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Set up your skin profileDIME
Cleanser
$28.00118.3ml · $0.24/ml
Ideal for
Not recommended for
DIME
Cleanser
$28.00118.3ml · $0.24/ml
Ideal for
Not recommended for
Creamy Foam Cleanser is a water cleanser by DIME. Key ingredients include Water, Butylene Glycol, Pentylene Glycol.
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Set up your skin profileFresh
Lotus Youth Preserve Line & Texture Smoothing Moisturizer - 1.6 oz
Moisturizer
$59.0047.3ml · $1.25/ml
Ideal for
Not recommended for
Caution
May aggravate: Seborrheic Dermatitis (Cetearyl Alcohol, Ethylhexyl Palmitate, Cetyl Alcohol and Stearyl Alcohol); Rosacea (Citrus Oils and Limonene)
Fresh
Lotus Youth Preserve Line & Texture Smoothing Moisturizer - 1.6 oz
Moisturizer
$59.0047.3ml · $1.25/ml
Ideal for
Not recommended for
Caution
May aggravate: Seborrheic Dermatitis (Cetearyl Alcohol, Ethylhexyl Palmitate, Cetyl Alcohol and Stearyl Alcohol); Rosacea (Citrus Oils and Limonene)
Lotus Youth Preserve Line & Texture Smoothing Moisturizer - 1.6 oz is a antioxidant serum by Fresh. Key ingredients include Water, Glycerin, Cetearyl Alcohol.
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Set up your skin profileRODAN + FIELDS
Redefine Minimizing+ Pore Refining Toner
Toner
$50.00124.2ml · $0.40/ml
Ideal for
Not recommended for
Caution
May aggravate: Perioral Dermatitis (Fragrance)
RODAN + FIELDS
Redefine Minimizing+ Pore Refining Toner
Toner
$50.00124.2ml · $0.40/ml
Ideal for
Not recommended for
Caution
May aggravate: Perioral Dermatitis (Fragrance)
Redefine Minimizing+ Pore Refining Toner is a brightening serum by RODAN + FIELDS. Key ingredients include Glycerin, Butylene Glycol, Niacinamide.
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Set up your skin profileRODAN + FIELDS
Hydra Mask Gel Cream with Peptides for Overnight Barrier Repair
Moisturizer
$54.0050.3ml · $1.07/ml
Ideal for
Not recommended for
Caution
May aggravate: Seborrheic Dermatitis (Shea Butter and Polysorbate 60); Perioral Dermatitis (Fragrance); Psoriasis (Fragrance); Melasma (Fragrance)
RODAN + FIELDS
Hydra Mask Gel Cream with Peptides for Overnight Barrier Repair
Moisturizer
$54.0050.3ml · $1.07/ml
Ideal for
Not recommended for
Caution
May aggravate: Seborrheic Dermatitis (Shea Butter and Polysorbate 60); Perioral Dermatitis (Fragrance); Psoriasis (Fragrance); Melasma (Fragrance)
Hydra Mask Gel Cream with Peptides for Overnight Barrier Repair is a peptide serum by RODAN + FIELDS. Key ingredients include Dimethicone, Butylene Glycol, Glycerin.
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Set up your skin profileEducational information, not medical advice. Study findings summarise the cited research and may not reflect every formulation.