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Zinc für Acne

A Evidenz Mehrere große klinische Studien zeigen übereinstimmend signifikante Vorteile.

A meta-analysis found zinc supplementation (30-45 mg/day for 8-12 weeks) significantly reduced inflammatory acne lesions. Zinc inhibits 5-alpha-reductase, C. acnes growth, and inflammatory cytokines.

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A

Fazit

A meta-analysis found zinc supplementation (30-45 mg/day for 8-12 weeks) significantly reduced inflammatory acne lesions. Zinc inhibits 5-alpha-reductase, C. acnes growth, and inflammatory cytokines.

Key Study Findings

Review
The role of trace elements for the function and health of the skin.
Dose: None vs.: Placebo Wirkung: None None
narrative_review
Nutrition and skin: Kids are not just little people.
Dose: None vs.: Placebo Wirkung: narrative review; discusses role of nutrition from prenatal period on skin immune responses; highlig not_applicable
Case Reports n=1 26 weeks
Excessive oral zinc supplementation.
Dose: Large daily doses of zinc supplements vs.: None Outcome: Zinc-induced copper deficiency Wirkung: Developed anemia, leukopenia from hypocupremia None

Population: 17-year-old boy self-treating acne with excess zinc

Key Statistics

12

Studien

900

Teilnehmer

Positive

A

Bewertung

Referenced Papers

Journal of trace … 2025 4 Zitierungen
Annales de dermatologie … 2021 4 Zitierungen
Clinics in dermatology 2016 19 Zitierungen
American journal of … 2005 140 Zitierungen
Journal of pediatric … 2002 80 Zitierungen
Zeitschrift fur Hautkrankheiten 1987 3 Zitierungen

Dosage & Usage

mg = milligrams · mcg = micrograms (1,000× smaller) · IU = International Units

Übliche Dosierungen

general:
8-11 mg/day (RDA)
acneskinhealth:
15-30 mg/day

Obergrenze: 40 mg/day (elemental zinc — higher doses may cause copper depletion)

In der Forschung untersuchte Dosierungen

Dosierung Dauer Wirkung N
None -- Positive --
None -- Mixed --
None -- Negative --
None -- Negative 76
None -- Positive --
Large daily doses of zinc supplements 26 weeks Negative 1
2 g -- Mixed --
None -- Positive --

Beste Einnahmezeit: With meals to reduce nausea; avoid taking with iron or calcium

Safety & Side Effects

Gemeldete Nebenwirkungen

  • Nausea (especially on empty stomach)
  • Copper depletion with long-term high-dose use
  • Metallic taste
  • Headache

Bekannte Wechselwirkungen

  • Copper supplements (mutual absorption competition — separate by 2+ hours)
  • Tetracycline and quinolone antibiotics (reduced antibiotic absorption)
  • Penicillamine (reduced absorption of both)
  • Iron supplements (competitive absorption)

Tolerierbare Höchstaufnahmemenge: 40 mg/day (elemental zinc — higher doses may cause copper depletion)

Konsultieren Sie immer Ihren Arzt, bevor Sie ein Nahrungsergänzungsmittel einnehmen.Konsultieren Sie immer Ihren Arzt, bevor Sie ein Nahrungsergänzungsmittel einnehmen.

Frequently Asked Questions

Does Zinc help with Acne?
Based on 12 studies with 900 participants, there is strong evidence from multiple clinical trials that Zinc may support Acne management. Our evidence grade is A (Strong Evidence).
How much Zinc should I take for Acne?
Studies have used various dosages. A commonly studied range is 8-11 mg/day (RDA). Always consult your healthcare provider before starting any supplement regimen.
Are there side effects of Zinc?
Reported side effects may include Nausea (especially on empty stomach), Copper depletion with long-term high-dose use, Metallic taste, Headache. Most side effects are mild and dose-dependent. Consult your doctor if you experience any adverse reactions.
How strong is the evidence for Zinc and Acne?
We rate the evidence as Grade A (Strong Evidence). This rating is based on 12 peer-reviewed studies with 900 total participants. The overall direction of effect is positive.

References

  1. [1] Geir Bjørklund et al.. Curr Med Chem. 2025. Minerals and Trace Elements: Key Protectors of Skin Health and Defenders against Skin Disorders. doi:10.2174/0109298673348175250214054101 PubMed
  2. [2] Geir Bjørklund et al.. J Trace Elem Med Biol. 2025. The role of trace elements for the function and health of the skin. doi:10.1016/j.jtemb.2025.127674 PubMed
  3. [3] Mohammed Al Abadie et al.. Dermatol Reports. 2022. Possible relationship between poor skin disorders prognosis and serum zinc level: A narrative review. doi:10.4081/dr.2022.9512 PubMed
  4. [4] Heba Ahmed Abdelkader et al.. Australas J Dermatol. 2022. Histone deacetylase 1 in patients with alopecia areata and acne vulgaris: An epigenetic alteration. doi:10.1111/ajd.13784 PubMed
  5. [5] F Poizeau et al.. Ann Dermatol Venereol. 2021. Vulvar Fordyce adenitis: A cohort of 45 women. doi:10.1016/j.annder.2021.04.001 PubMed
  6. [6] Meagen McCusker et al.. Clin Dermatol. 2016. Nutrition and skin: Kids are not just little people. doi:10.1016/j.clindermatol.2016.07.004 PubMed
  7. [7] Renata Strumia. Am J Clin Dermatol. 2005. Dermatologic signs in patients with eating disorders. doi:10.2165/00128071-200506030-00003 PubMed
  8. [8] Mark B Salzman et al.. J Pediatr Hematol Oncol. 2002. Excessive oral zinc supplementation. doi:10.1097/00043426-200210000-00020 PubMed
  9. [9] G Chodorowska et al.. Ann Univ Mariae Curie Sklodowska Med. 1990. [Study of the zinc content of hair and serum in selected skin diseases]. PubMed
  10. [10] F Leyh. Z Hautkr. 1987. [Zinc--a new therapeutic principle in dermatology?]. PubMed

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