Does turmeric help with skin disease? What the research does and doesn't show

The one dermatology review with a clear positive signal is about psoriasis, not acne or eczema: 3 small trials (118 people) using oral or topical curcumin improved psoriasis plaques. The acne trial that exists used curcumin as a photosensitizer under professional light treatment, not a paste, soap or supplement. No dedicated curcumin trial for eczema turned up at all.

What the evidence doesn't support

It doesn't support turmeric paste, turmeric soap, turmeric water, or any DIY topical mixed at home as a treatment for acne, eczema or psoriasis — none of those specific, commonly searched forms has been tested in a trial cited here. It doesn't support turmeric as a general skin-health supplement either. Where a real effect showed up below, it came from either a standardized curcumin extract or a professional in-office light procedure, not something applied straight from the spice jar.

What the trials found

A 2018 systematic review in JAMA Dermatology looked at complementary treatments for plaque psoriasis and found curcumin, tested across 3 randomized trials totaling 118 people, produced statistically and clinically significant improvement in psoriasis plaques. That put curcumin among a short list of complementary therapies the review rated as having genuinely robust evidence for psoriasis specifically — a small evidence base, but a real one, in a diagnosed psoriasis population.

The acne research looks different. The one relevant trial applied a 1% curcumin mask to the skin for 20 minutes, then exposed it to a specific 445-nanometer LED light — a combination called curcumin-mediated photodynamic therapy, done twice a week for 2 weeks in 11 people with mild to moderate acne. That side of the face cleared significantly more acne lesions than light alone. This is a professional procedure using curcumin as a light-activated agent, not a supplement, soap or DIY paste, and the trial was very small.

No dedicated randomized trial of curcumin for eczema (atopic dermatitis) turned up in this research. A broader 2021 review of complementary treatments across acne, eczema and psoriasis — not limited to curcumin — found the evidence overall insufficient to recommend any of them, citing wide differences between studies in design, dose and how long they ran.

Questions people ask

Does turmeric help acne?

The one trial that found a benefit used curcumin as a light-activated agent under professional LED treatment, not a paste, wash or supplement. There's no trial testing turmeric soap, turmeric water or a homemade turmeric mask for acne.

Does turmeric help eczema?

No dedicated trial of curcumin for eczema was found in this research, so there's no finding to report either way.

Is turmeric good for psoriasis?

A dermatology review found 3 small trials of curcumin improved psoriasis plaques significantly — one of the stronger complementary-treatment findings in that review. It's still a small evidence base (118 people total), and it doesn't say what a specific product or dose would do for a given person.

When to talk to a doctor

Acne, eczema and psoriasis are diagnosed skin conditions with their own treatment options. Turmeric is not a treatment for any of them. If a skin condition is persistent, painful, or affecting quality of life, see a dermatologist rather than relying on a spice-cabinet remedy — and patch-test any topical before using it broadly, since turmeric can stain skin and cause irritation in some people.

Related reading: what is turmeric, turmeric side effects, and turmeric benefits: what the research does and doesn't show.