# Sunday Riley Saturn Sulfur Spot Treatment Mask for acne-prone skin

**Lovi Fit: High fit for acne-prone skin.**
Combination Skin Fit: High · Effectiveness: High · Safety: Excellent.

Page: https://lovi.care/skincare/sg/p/sunday-riley/saturn-sulfur-spot-treatment-mask/for/acne-prone-skin

The Lovi Fit is the same in every country; only the stores and prices differ, and the ones here are for Singapore.

Brand: [Sunday Riley](https://lovi.care/skincare/sg/brands/sunday-riley)
Category: [Face masks](https://lovi.care/skincare/sg/best/face-masks)

This fit is calculated for the concerns frequently associated with acne-prone skin: breakouts, blackheads, and post-acne marks. For scores based on a full skin profile (12D face scan, goals, preferences), use the Lovi app.

A great choice for acne-prone skin; a few cleansing masks fit it even better.

## Why this fit

- Offers excellent pore cleansing for your combination skin, as sulfur and zinc PCA work effectively to reduce acne lesions and blemishes. Niacinamide further targets inflammation and oil production, making it highly suitable for your acne concerns.
- The inclusion of Allantoin and Dipotassium Glycyrrhizate provides soothing benefits, complementing the active ingredients and enhancing overall skin comfort.
- The product demonstrates a high safety profile with no risks of irritation for your acne-prone skin.

## Fit by skin type

- [Oily skin](https://lovi.care/skincare/sg/p/sunday-riley/saturn-sulfur-spot-treatment-mask/for/oily-skin): High
- [Dry skin](https://lovi.care/skincare/sg/p/sunday-riley/saturn-sulfur-spot-treatment-mask/for/dry-skin): Caution
- [Combination skin](https://lovi.care/skincare/sg/p/sunday-riley/saturn-sulfur-spot-treatment-mask/for/combination-skin): Average
- [Sensitive skin](https://lovi.care/skincare/sg/p/sunday-riley/saturn-sulfur-spot-treatment-mask/for/sensitive-skin): Average
- [Acne-prone skin](https://lovi.care/skincare/sg/p/sunday-riley/saturn-sulfur-spot-treatment-mask/for/acne-prone-skin): High (this page)
- [Skin with dark spots](https://lovi.care/skincare/sg/p/sunday-riley/saturn-sulfur-spot-treatment-mask/for/dark-spots): Average
- [Mature skin](https://lovi.care/skincare/sg/p/sunday-riley/saturn-sulfur-spot-treatment-mask/for/mature-skin): Average
- [Dry sensitive skin](https://lovi.care/skincare/sg/p/sunday-riley/saturn-sulfur-spot-treatment-mask/for/dry-sensitive-skin): Caution
- [Oily acne-prone skin](https://lovi.care/skincare/sg/p/sunday-riley/saturn-sulfur-spot-treatment-mask/for/oily-acne-prone-skin): Superior

## Key ingredients

Sulfur, Niacinamide, Zinc, Oil Tree, Bentonite

## What the research says

- Topical nicotinamide plus an antibacterial adhesive agent and zinc-pyrrolidone carboxylic acid combined with adapalene significantly reduced noninflammatory acne lesions by the second week of therapy compared to placebo with adapalene in patients with moderate acne vulgaris. ([The Journal of Clinical and Aesthetic Dermatology, 2020](https://pubmed.ncbi.nlm.nih.gov/32983333/))
- A topical formulation containing panthenol, niacinamide, and dipotassium glycyrrhizate increased skin hydration by 74.1% and reduced transepidermal water loss by 13.5% at 28 days compared to baseline and untreated control in 35 individuals with xerosis. ([Journal of Cosmetic Dermatology, 2026](https://pubmed.ncbi.nlm.nih.gov/42108609/))
- A topical gel containing chitosan, chlorhexidine, allantoin, and dexpanthenol significantly reduced postoperative pain, trismus, swelling, and analgesic consumption, while improving wound healing after third molar surgery compared to a placebo. ([Medicina Oral, Patologia Oral Y Cirugia Bucal, 2020](https://pubmed.ncbi.nlm.nih.gov/32683390/))
- A bentonite-based facial mask with Alcea sulphurea extract combined with oral azithromycin significantly reduced total lesion count and acne severity index while enhancing patient satisfaction in patients with moderate acne compared to placebo plus azithromycin over 8 weeks. ([Journal of Cosmetic Dermatology, 2025](https://pubmed.ncbi.nlm.nih.gov/41347526/))
- Biomimetic 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, 2025](https://pubmed.ncbi.nlm.nih.gov/40254135/))
- Azelaic 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, 2020](https://pubmed.ncbi.nlm.nih.gov/33034949/))
- Topical 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, 2004](https://pubmed.ncbi.nlm.nih.gov/15776866/))
- Topical 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, 1966](https://pubmed.ncbi.nlm.nih.gov/4223133/))
- Topical post-laser application of human adipocyte-derived mesenchymal stem cell media combined with niacinamide significantly improved wrinkle index, melanin index, patient satisfaction, and investigator esthetic improvement scores compared to vehicle cream in patients with aging skin. ([Journal of Cosmetic Dermatology, 2021](https://pubmed.ncbi.nlm.nih.gov/33103316/))
- Topical nicotinamide prevented solar-simulated UV-induced immunosuppression in healthy volunteers, and men experienced immunosuppression at solar-simulated UV doses three times lower than those required for women. ([The Journal of Investigative Dermatology, 2008](https://pubmed.ncbi.nlm.nih.gov/17882270/))
- Topical 5% niacinamide applied twice daily for 12 weeks reduced fine lines and wrinkles, hyperpigmented spots, red blotchiness, and skin sallowness, and improved skin elasticity compared to vehicle control in 50 female white subjects with facial photoaging. ([Dermatologic Surgery, 2005](https://pubmed.ncbi.nlm.nih.gov/16029679/))
- Topical zinc treatment enhanced MMP-1 expression beneath the neoepidermis and metallothionein expression under the neoepidermis and in the wound bed in human epidermal wounds compared to placebo and control treatments. ([European Journal of Cell Biology, 2021](https://pubmed.ncbi.nlm.nih.gov/33485703/))
- Topical preparations containing zinc(II) complexes with glycine and histidine effectively treat acne skin by providing high antibacterial activity against C. acnes and low cytotoxicity for skin cells, with no observed irritation or allergy in healthy volunteers. ([International Journal of Molecular Sciences, 2021](https://pubmed.ncbi.nlm.nih.gov/33561977/))
- Topical copper and zinc formulations promote skin healing by exerting antimicrobial effects, modulating macrophage polarization, acting as enzyme cofactors, stimulating angiogenesis, and supporting re-epithelialization. ([Dermatology and Therapy, 2026](https://pubmed.ncbi.nlm.nih.gov/41205051/))
- Topical lycopene-enriched virgin olive oil provides effective pain relief similar to a placebo in patients with burning mouth syndrome, showing a strong placebo effect. ([Journal of Oral Rehabilitation, 2014](https://pubmed.ncbi.nlm.nih.gov/24612248/))
- Vectorization 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, 2024](https://pubmed.ncbi.nlm.nih.gov/38591218/))
- Quaternized 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, 2017](https://pubmed.ncbi.nlm.nih.gov/28732847/))
- Twice-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, 2023](https://pubmed.ncbi.nlm.nih.gov/38009030/))

## What reviewers say

Users with oily and acne-prone skin frequently praise this spot treatment for its ability to quickly reduce the size and redness of breakouts, particularly cystic and hormonal ones, often overnight. A significant number of reviewers also note that the formula can cause dryness and peeling, and the strong, lingering sulfur scent is a common complaint.

- Liked: Rapidly clears acne (mostly mentioned)
- Disliked: Unpleasant smell (mostly mentioned)
- Liked: Effective on cystic spots (often mentioned)
- Disliked: Drying and peeling (often mentioned)
- Liked: Reduces redness (sometimes noted)
- Disliked: Expensive price point (sometimes noted)
- Disliked: Irritating to sensitive skin (sometimes noted)
- Liked: Prevents new breakouts (rarely noted)

## How to apply

- Use this cleansing mask during your PM weekly routine. Start 1x/week and increase if your skin tolerates it well.
- Apply this cleansing mask after using your pre-cleanser and cleanser , and before your hydrating toner.
- Spread an even layer of the cleansing mask over your face , avoiding any rubbing to protect your skin.
- Apply the cleansing mask to clean and dry skin to help clear up your blemishes effectively.
- Avoid the eye area and do a patch test before your first use.
- Video: https://storage.pora.ai/6089f210022bdd96805c3bf12c9a44a3.mp4

## Questions and answers

### What makes Sunday Riley Saturn Sulfur Spot Treatment Mask a great fit for acne-prone skin?

Sunday Riley Saturn Sulfur Spot Treatment Mask is a great fit because sulfur and zinc PCA help clear out pores and reduce blemishes, while niacinamide calms redness and oily shine. Soothing ingredients like allantoin help keep your skin comfortable, and the mask is unlikely to cause irritation.
Sources: [The Journal of Clinical and Aesthetic Dermatology, 2020](https://pubmed.ncbi.nlm.nih.gov/32983333/), [Journal of Cosmetic Dermatology, 2025](https://pubmed.ncbi.nlm.nih.gov/41347526/)

### Which ingredients make this mask a good fit for acne-prone skin?

Sulfur and zinc PCA make this mask a great fit because they work effectively to reduce acne lesions and blemishes, while niacinamide targets inflammation and oil production. Allantoin and dipotassium glycyrrhizate provide soothing benefits, and the product is very unlikely to cause irritation for acne-prone skin.
Sources: [The Journal of Clinical and Aesthetic Dermatology, 2020](https://pubmed.ncbi.nlm.nih.gov/32983333/), [Journal of Controlled Release, 2025](https://pubmed.ncbi.nlm.nih.gov/40254135/)

### What does Sulfur do for acne-prone skin?

Sulfur helps clear up acne-prone skin by reducing blemishes and calming irritation, with uncommon side effects mostly limited to mild skin dryness. It is a well-established choice for breakouts because it treats spots effectively while keeping your skin calm and smooth.
Sources: [Journal of Drugs in Dermatology, 2004](https://pubmed.ncbi.nlm.nih.gov/15303787/), [Journal of the American Academy of Dermatology, 1988](https://pubmed.ncbi.nlm.nih.gov/2450900/)

### What does Niacinamide do for acne-prone skin?

Niacinamide helps acne-prone skin by reducing both inflamed and uninflamed breakouts and calming redness. It is also very helpful for keeping oily skin balanced by cutting down on excess oil production, and it is well tolerated by most people.
Sources: [Journal of Cosmetic Dermatology, 2024](https://pubmed.ncbi.nlm.nih.gov/38299457/), [Cureus, 2024](https://pubmed.ncbi.nlm.nih.gov/38725769/)

### Where does this mask go in a skincare routine for acne-prone skin?

This mask goes into a weekly routine for acne-prone skin, used after a cleanser and enzyme powder, and before a toner and moisturizer. It helps clear pores and reduce blemishes using sulfur and zinc PCA, while niacinamide and allantoin target inflammation and soothe the skin.
Sources: [International Journal of Cosmetic Science, 2020](https://pubmed.ncbi.nlm.nih.gov/31461548/), [The Journal of Clinical and Aesthetic Dermatology, 2020](https://pubmed.ncbi.nlm.nih.gov/32983333/)

### Can I use this mask with retinol, and in what order?

You can use this mask in your weekly routine, but it is best to avoid using it on the same nights you apply retinol to prevent excess dryness. Use the mask first on clean skin once a week, rinse it off completely, and then follow up with your usual hydrating toner, treatment, and moisturizer.

### How often should I use this mask?

Sunday Riley Saturn Sulfur Spot Treatment Mask is used weekly as part of the cleansing mask step in your routine. It helps clear pores and soothe breakouts safely without causing irritation.
Sources: [Journal of Cosmetic Dermatology, 2025](https://pubmed.ncbi.nlm.nih.gov/41347526/)

### Can this mask clog pores, cause breakouts or purging for acne-prone skin?

This mask is a great fit for your acne-prone skin and is unlikely to clog pores or cause breakouts, as sulfur and zinc work effectively to clear blemishes and reduce acne lesions. Niacinamide and bentonite further help target oil production and inflammation, while allantoin provides soothing comfort without irritation.
Sources: [The Journal of Clinical and Aesthetic Dermatology, 2020](https://pubmed.ncbi.nlm.nih.gov/32983333/), [Journal of Cosmetic Dermatology, 2025](https://pubmed.ncbi.nlm.nih.gov/41347526/)

### Is this mask fragrance-free and alcohol-free?

It has no fragrance and contains drying alcohol (alcohol denat).

## Alternatives for acne-prone skin

- [Herbivore Botanicals Blue Tansy Resurfacing Clarity Mask](https://lovi.care/skincare/sg/p/herbivore-botanicals/blue-tansy-bha-and-enzyme-pore-refining-mask/for/acne-prone-skin) — Superior fit — S$89.14 at Amazon
- [Goldfaden MD Facial Detox Clarify + Clear Mask](https://lovi.care/skincare/sg/p/goldfaden-md/facial-detox-mask/for/acne-prone-skin) — Superior fit — S$95.73 at Amazon
- [Peach & Lily Super Reboot Resurfacing Mask](https://lovi.care/skincare/sg/p/peach-and-lily/super-reboot-resurfacing-mask/for/acne-prone-skin) — High fit — S$63.19 at Amazon

## Pairs well with

- Cleanser: [CeraVe Foaming Facial Cleanser](https://lovi.care/skincare/sg/p/cerave/foaming-facial-cleanser/for/acne-prone-skin) — Superior fit — S$30.40 at Amazon
- Hydrating Toner: [TROIAREUKE H+Cocktail Purifying Ampoule Toner](https://lovi.care/skincare/sg/p/troiareuke/h-cocktail-purifying-ampoule-toner/for/acne-prone-skin) — Superior fit — S$168.51 at Amazon
- Moisturizer: [SKIN1004 Centella Cream](https://lovi.care/skincare/sg/p/skin1004/centella-cream/for/acne-prone-skin) — Superior fit — S$33.87 at Amazon

## Where to buy

No store in Singapore has a checked price for this product, so the page shows none.

## Ingredients

Water, Sulfur, Isoamyl Laurate, Cetyl Ethylhexanoate, Niacinamide, Arabic Gum, Bentonite, Hydroxyethyl Acrylate Sodium Acryloyldimethyl Taurate Copolymer, Polyglyceryl-2 Caprate, Olive Glycereth-8 Esters Oil, Zinc Pca, Allantoin, Dipotassium Glycyrrhizate, Melaleuca Alternifolia Tree Oil Leaf, Leptospermum Scoparium Oil Leaf Manuka Honey Oil Leaf Branch Oil Leaf, Curcuma Longa Root Extract, Corallina Officinalis Extract, Melia Azadirachta Leaf Extract, Amber Powder, Melia Azadirachta Flower Extract, Coccinia Indica Fruit Extract, Solanum Melongena Leaf Extract, Ocimum Basilicum Leaf Extract Flower, Quartz, Polysorbate 60, Sorbitan Isostearate, Tocopherol, Disodium Edta, Phenoxyethanol, Polysorbate 20, Alcohol Denat, Chlorphenesin, Peg-40 Hydrogenated Castor Oil, Caprylyl Glycol, 4-Terpineol
## About the Lovi Fit

Lovi: Unbiased, science-based skincare AI trained on real user outcomes.

Lovi calculates every fit score from the full ingredient list with brand-independent rules its 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. Levels from best to worst: Superior, High, Average, Low, Caution, Warning.

Behind this fit score: Nadia Kapleva, MS (Co-founder, Medical Director); Alexey Shagraev, PhD (Co-founder, CEO and CTO); Dr. Sofía Perea Pérez, MD, MSc (Medical Board); Aishani Shah, MD (Medical Board); Asya Zubkova, MS (Medical Board); Hanna Kurets, MD (Medical Board, Medical Advisor); Elina Nazarenko, MD (Medical Board); Victoria Derkova, MS (Medical Board).

Page built Nov 8, 2026.

More from Lovi: https://lovi.care/skincare/llms.txt

## This page in other countries

- United States: https://lovi.care/skincare/p/sunday-riley/saturn-sulfur-spot-treatment-mask/for/acne-prone-skin
- United Kingdom: https://lovi.care/skincare/uk/p/sunday-riley/saturn-sulfur-spot-treatment-mask/for/acne-prone-skin
- Ireland: https://lovi.care/skincare/ie/p/sunday-riley/saturn-sulfur-spot-treatment-mask/for/acne-prone-skin
- Germany: https://lovi.care/skincare/de/p/sunday-riley/saturn-sulfur-spot-treatment-mask/for/acne-prone-skin
- France: https://lovi.care/skincare/fr/p/sunday-riley/saturn-sulfur-spot-treatment-mask/for/acne-prone-skin
- Italy: https://lovi.care/skincare/it/p/sunday-riley/saturn-sulfur-spot-treatment-mask/for/acne-prone-skin
- Netherlands: https://lovi.care/skincare/nl/p/sunday-riley/saturn-sulfur-spot-treatment-mask/for/acne-prone-skin
- Spain: https://lovi.care/skincare/es/p/sunday-riley/saturn-sulfur-spot-treatment-mask/for/acne-prone-skin
- Canada: https://lovi.care/skincare/ca/p/sunday-riley/saturn-sulfur-spot-treatment-mask/for/acne-prone-skin
- Australia: https://lovi.care/skincare/au/p/sunday-riley/saturn-sulfur-spot-treatment-mask/for/acne-prone-skin
- Singapore: https://lovi.care/skincare/sg/p/sunday-riley/saturn-sulfur-spot-treatment-mask/for/acne-prone-skin (this page)
- Saudi Arabia: https://lovi.care/skincare/sa/p/sunday-riley/saturn-sulfur-spot-treatment-mask/for/acne-prone-skin
- United Arab Emirates: https://lovi.care/skincare/ae/p/sunday-riley/saturn-sulfur-spot-treatment-mask/for/acne-prone-skin