Peter Thomas Roth Therapeutic Sulfur Mask for mature skin
Sulfur
Kaolin Clay
Bentonite Clay
Soothing AloeLow
- AverageNormal Skin Fit
- HighEffectiveness
- ConcerningSafety
A weak match for mature skin; the cleansing masks alongside fit it better.
This fit is calculated for the concerns frequently associated with mature skin: fine lines, wrinkles, and loss of firmness. For scores and recommendations based on your full skin profile, including your 12D face scan results and any goals or preferences you have, please use the Lovi app.
Page built Nov 8, 2026How the Fit score works
Lovi Assistant explains
- Offers moderate benefits for wrinkles and fine lines due to the presence of glycerin for hydration, but lacks specialized ingredients to effectively target these concerns, posing risks of insufficient results.
- While suitable for normal skin, the formula's sulfur and zinc oxide primarily address acne concerns, with limited emollient ingredients for optimal hydration.
How to apply
- Use this cleansing mask PM as part of your weekly routine, starting once a week and increasing slowly if needed.
- Apply this cleansing mask after using your cleanser and enzyme powder, but before your toner and moisturizer.
- Smooth an even layer of the cleansing mask over your face, making sure to gently avoid rubbing .
- Apply the cleansing mask to clean and completely dry skin to help target your fine lines effectively.
- Be sure to avoid the sensitive eye area and do a patch test before your first use.
People Say
★4.7Overall rating based on 200+ reviewsThis mask is highly praised for its ability to rapidly clear cystic and hormonal acne, absorb excess oil, and reduce redness. While users consistently report significant improvements in skin clarity and texture, many caution that the product can be quite drying and has a potent, lingering sulfur scent.
Highlights
Effective acne treatment Mostly Mentioned
- “cleared up my cystic acne”
- “sucks the gunk out”
- “best sulfur acne mask I've ever used”
- “prevented future breakouts”
Unpleasant smell Mostly Mentioned
- “smells horrific”
- “smell did get pretty bad”
- “towels will smell like sulfur”
- “rotten egg smell”
Oil and pore control Often Mentioned
- “great for oilier skin”
- “decreases oiliness”
- “pores look cleaner”
- “absorbs excess oil”
Drying and irritating Often Mentioned
- “can be drying”
- “irritates eyes”
- “caused peeling”
- “burning sensation”
Fast acting Sometimes Noted
- “visible results overnight”
- “dries pimples quickly”
- “works as intended fast”
- “great spot treatment”
Good value Sometimes Noted
- “container lasts forever”
- “a little dab does the job”
- “worth the investment”
- “lasts about 2 years”
Smooth application Sometimes Noted
- “goes on smoothly”
- “silky texture”
- “washes off quickly”
- “nice cooling sensation”
High price point Sometimes Noted
- “taken aback by the price”
- “bit pricey”
- “wish it was cheaper”
Packaging concerns Rarely Noted
- “wish it came in sustainable packaging”
- “jar packaging”
- “prefer tube”
Sensitizing Rarely Noted
- “feels a little tingly”
- “burning sensation”
- “too strong for daily use”
- “irritating on large areas”
Sources: lovi.care, dermstore.com, lovelyskin.com, influenster.com, walmart.com, skinsort.com, and more
Questions and answers
Why is Peter Thomas Roth Therapeutic Sulfur Mask a weak match for mature skin?
This cleansing mask is a weak match because it primarily targets acne rather than the needs of mature skin, offering only moderate hydration with glycerin while lacking specialized ingredients for fine lines. A product of this type needs rich hydrating and nourishing components along with gentle exfoliating ingredients to properly support mature skin.
Which ingredients make this mask a poor fit for mature skin?
This mask is a weak match for mature skin because its sulfur and zinc oxide primarily target acne and it lacks specialized ingredients for wrinkles and fine lines, offering only basic hydration from glycerin. A cleansing mask for this skin needs effective ingredients that smooth wrinkles and fine lines, along with rich hydrating and nourishing components to keep the skin soft and healthy.
What does Sulfur do for mature skin?
Sulfur helps calm acne-prone skin and supports overall clarity with rare mild side effects. To properly care for mature skin, a product of this type needs added moisture-locking ingredients and gentle hydrators to prevent dryness.
What does Kaolin Clay do for mature skin?
Kaolin clay helps absorb excess oil and impurities from mature skin while providing a gentle purifying effect. To properly care for mature skin, this type of product needs hydrating ingredients and barrier-supporting components that prevent dryness and keep the skin feeling soft and smooth.
Where does this mask go in a skincare routine for mature skin?
This mask is a weak match for mature skin because its sulfur and clays focus mainly on clearing acne while lacking the rich hydration and specialized ingredients needed for fine lines. Mature skin needs products featuring deep hydrators like glycerin and targeted anti-aging actives to keep skin plump and smooth.
Can I use this mask with retinol, and in what order?
This mask is a weak match for mature skin because its sulfur and clays are meant for acne and may dry you out, so it lacks the deep hydration and specialized ingredients needed for wrinkles and fine lines. Using it with retinol can easily lead to severe dryness and irritation, so you should avoid using them together or use them on separate days with plenty of rich, hydrating moisturizers.
How often should I use this mask?
Peter Thomas Roth Therapeutic Sulfur Mask is a weak match for mature skin because its sulfur and clays mainly target acne rather than the hydration and specialized care mature skin needs. To properly care for mature skin, a product of this type needs rich softening ingredients and targeted anti-aging actives to keep skin smooth and plump.
Can this mask clog pores, cause breakouts or purging for mature skin?
This cleansing mask is unlikely to clog pores because its sulfur, kaolin clay, and bentonite clay help absorb excess oil and impurities. However, for mature skin, a product of this type needs rich hydrating ingredients and specialized wrinkle-fighting ingredients to avoid leaving dry skin feeling tight.
Is this mask fragrance-free and alcohol-free?
It has no drying alcohol and contains fragrance (parfum).
What the research says
A single application of a moisturizing fluid containing hyaluronic acid 1%, glycerin 5%, and Centella asiatica stem cells extract significantly increased skin hydration by 29% and reduced transepidermal water loss at 24 hours compared to baseline and an untreated control site in twenty healthy women.
Clinical, Cosmetic and Investigational Dermatology, 2017Biomimetic hyaluronic acid-stabilized zinc oxide nanoparticles selectively inhibited C. acnes, outperformed erythromycin in preclinical acne models, and safely reduced acne lesions and redness in a clinical trial.
Journal of Controlled Release, 2025Topical 0.5% hyaluronic-ZnO nanogel applied twice daily reduced inflammatory-lesion counts by 58% at week four in human subjects compared to baseline without causing erythema.
Biomedicines, 2025Azelaic acid was probably less effective than benzoyl peroxide in acne treatment response, while showing little or no difference compared to tretinoin, and adverse events were mild and transient across evaluated topical treatments.
Journal of Evidence-based Medicine, 2020Topical application of precipitated sulphur 2-8% petrolatum achieved a 95% clinical and ectoparasitological cure rate in 40 ambulatory scabies patients without relevant adverse effects.
Revista de Investigacion Clinica; Organo Del Hospital de Enfermedades de la Nutricion, 2004Topical 10% benzoyl peroxide and 2%-5% sulfur cream achieved "good" to "excellent" results with no undesirable side effects in 113 consecutive patients with acne.
Canadian Medical Association Journal, 1966Vectorization of high molecular weight hyaluronic acid with clay enabled its penetration into deeper skin layers and led to a significant clinical reduction in fine lines in the crow's feet area compared to placebo after 28 days.
Skin Research and Technology, 2024Twice-weekly use of a clay mask over 4 weeks in 75 adults with oily or combination skin improved acne-related outcomes, sebum content, skin evenness, hydration, and reduced dryness and irritation.
Skin Research and Technology, 2023Clay jojoba oil facial masks reduced total skin lesions by a mean of 54% after 6 weeks in 133 participants with acne-prone, lesioned skin and mild acne compared to baseline.
Forschende Komplementarmedizin, 2012Quaternized carboxymethyl chitosan/organic montmorillonite nanocomposite demonstrated superior moisture-adsorption and retention compared to hyaluronic acid, good UV-protection ability, negligible dermal irritation, and prominent moisture-retention efficacy on human stratum corneum when formulated into a cosmetic cream.
Carbohydrate Polymers, 2017A novel water-in-oil emulsion with a lecithin-modified bentonite prevented epidermal degradation and inflammatory protein secretion induced by urban dust and cedar pollen more effectively than a conventional water-in-oil emulsion in a reconstructed human epidermis model.
International Journal of Cosmetic Science, 2020Bentonite nanoparticles and honey co-administration improved skin wound healing in BALB/c mice by reducing inflammatory cell infiltration and increasing fibroblastosis, new epithelium thickness, granulation area, and collagen density compared to the untreated control group.
The International Journal of Lower Extremity Wounds, 2025A cream combining propolis, tea tree oil, and Aloe vera reduced erythema scars, acne severity index, and total lesion count better than erythromycin cream in sixty patients with mild to moderate acne vulgaris compared to placebo.
Clinical Pharmacology, 2018Topical aloe vera gel significantly accelerated split-thickness skin graft donor-site healing compared to placebo in 12 patients, but showed no significant difference in pain relief.
Plastic and Reconstructive Surgery, 2018Topical application of Aloe vera cream reduced postoperative pain at rest and during defecation, accelerated wound healing at two weeks, and decreased analgesic requirements in patients after open hemorrhoidectomy compared to placebo.
Journal of Alternative and Complementary Medicine, 2010
Why other cleansing masks fit mature skin better
Topical palmitoyl pentapeptide (pal-KTTKS) provided significant improvement versus placebo control in the reduction of wrinkles and fine lines in Caucasian female subjects.
International Journal of Cosmetic Science, 2005Topical cream containing saffron extract and avocado oil improved wrinkle grading, reduced nasolabial fold area and volume, and increased skin elasticity in twenty healthy volunteers over 12 weeks without allergic reactions.
Journal of Cosmetic Dermatology, 2020Profhilo treatment led to significant improvements in superficial skin hydration and transepidermal water loss over time in Chinese females, while demonstrating good product tolerability.
Aesthetic Plastic Surgery, 2026
Ingredients
Sulfur, Water, Bentonite, Kaolin, Propylene Glycol, Talc, Glycerin, Aloe Barbadensis Leaf Juice, Zinc Oxide, Polysorbate 20, Titanium Dioxide Ci 77891, Carbomer, Parfum, Sodium Hydroxide, Diazolidinyl Urea, Methylparaben, Propylparaben
Behind this fit score
Lovi calculates every fit score from the full ingredient list with brand-independent rules our dermatologists and cosmetic chemists build and review, and personalizes every pick with AI trained on the real results of millions of users. Lovi trains its fit score models on a proprietary dataset built from more than 10,000 expert-labeled products and more than 100,000 simulated examples, following an internally consistent methodology presented at Cosmoprof, AMWC, and Skin of Color Update.
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Co-founder, Medical Director
Cosmetic chemist, cosmetologist, aesthetic products developer
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PhD in computer science, 3x US patent holder, ex-Google, ex-Yandex
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Dr. Sofía Perea Pérez, MD, MSc
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Specialist dermatologist, MBBS, MD, IFAAD
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Dermatology MD
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Elina Nazarenko, MD
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Dermatology and diagnostic consultant
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Victoria Derkova, MS
Medical Board
Cosmetic chemist, cosmetic development technologist
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