Sulfur Ointment — Reddit Reviews
by De La Cruz
Updated September 22, 2026
10% sulfur mask clears acne fast; drying, stinky, and touchy on reactive skin.
What the community says
A 10% sulfur ointment used short-contact as a mask or spot treatment. Redditors love it for acne, rosacea, and PD flares, and studies back sulfur as a real acne ingredient, though results are mixed. Dryness and stink are the dealbreakers.
What this means for you
What people love
Watch out for
- Dries skin out hard
- Can flare rosacea or irritated skin
- Smells like sulfur and lingers
Product details
Skin Type
Product Traits
Key Ingredients
Where to buy
What the science says vs. what Reddit says
Acne
Not proven yet
Few or mixed studies. This claim isn't established.
Sulfur: 1 study tested it on its own. See all 5 studies
On Reddit: Sulfur ointment offers targeted spot treatment as a 10% mask for inflammatory, fungal, and hormonal pimples. 94 mentions
What the studies found
- Sulfur helped acne in the study that tested it
- Used on its own, it reduced acne spots
- Used with chloramphenicol, it helped more than sulfur alone
Studied at 2%this product: 10%
Research context, not treatment advice. Studies are about the ingredient, not necessarily this exact product.
Real Reddit threads — 222 mentions across 25 threads
De La Cruz Sulfur Ointment on Reddit, in one place — 25 threads from r/SkincareAddiction, r/acne and 3 more, summarized.
“How does sulfur play into these?”
Mentioned
“I use the De la Cruz ointment as a spot treatment mask and am curious if it would be too dehydrating or irritating to use with the granactive retinoid...”
Mentioned
“...too dehydrating or irritating...”
Mentioned
“will De La Cruz Acne Treatment Ointment with 10% Sulfur work?”
Mentioned
“it says put it on pimples for 5 mins and wash off?”
Mentioned
“will De La Cruz”
Mentioned
“De La Cruz 10% sulfur!”
Mentioned
“If anyone has an alternative for the medicated sulfur clay mask, please share :(”
Mentioned
“I’ve just ordered the Medicube Peel Shot and it’s supposed to do the same thing.”
Mentioned
“I just realized that I forgot to mention that now and then I will do a sulfur mask too! I recommend either De la cruz 10% sulfur or Kate Somerville 3% sulfur.”
Mentioned
“I recommend either De la cruz 10% sulfur or Kate Somerville 3% sulfur.”
Mentioned
“Sulfur can be a bit drying so make sure you follow with a good hydrating moisturizer.”
Mentioned
“How do you do the sulfur? Like a daily wash?”
Positive
“I use the de la Cruz 10% ointment”
Positive
“I just recently picked up the sulfur product and its sooo good!”
Positive
“If I feel a breakout forming under my skin I put the de la cruz treatment on the spot and sleep with it.”
Positive
“That stuff is amazing, it’s the only product I’ve ever used that will get rid of acne before it breaks through my skin!!!”
Positive
“I use the de la cruz acne treatment as a spot treatment”
Positive
Dupes & Alternatives
Stridex
Daily Care Acne Pads With Salicylic Acid, Maximum Strength
Better for Acne
6 shared traits
127 mentions
