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用于 休止期脱发

F 效果 研究表明,该用途可能不太有效。

基于29项研究(3项RCT),共30,246名参与者。各研究结果不一。

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F

结论

Moderate evidence suggests that zinc deficiency may contribute to telogen effluvium, and supplementation may help if levels are low — but routine zinc supplementation for hair shedding is not clearly supported.

  • Lower zinc levels are frequently found in telogen effluvium patients
  • Some RCTs show benefits from zinc-containing supplement combinations
  • Difficult to isolate zinc's specific effect from multi-ingredient formulas
  • Testing zinc levels and supplementing only if deficient is a reasonable approach

Key Study Findings

Prospective Open-Label Interventional Study n=343 4 weeks Open-label
Effect of a Hydrolyzed Collagen, Vitamin, and Zinc Containing Nutritional Supplement on Telogen Effluvium.
Dose: Pilopeptan Intensive (hydrolyzed collagen, Group B vitamins, zinc); daily for 1 month vs: Placebo 效果: Significant improvements in all hair parameters at T1 and T2 (P < 0.001) p<0.001
Retrospective Cross-Sectional Study n=23975
Hair Loss and Zinc Deficiency: A Cross-Sectional Study.
Dose: None vs: Placebo 效果: Median zinc 96 µg/dL (hair loss) vs 99 µg/dL (control); statistically significant but clinically min p<0.001
cross-sectional study
Zinc Status in Kurdish Adults With Hair Loss.
Dose: None vs: Placebo 效果: None None
Case-Control Study n=100
Role of zinc in chronic telogen effluvium in serum and hair of patients with alopecia.
Dose: None vs: Placebo 效果: None 0.05

Key Statistics

32

研究数量

30246

受试者

Mixed

F

等级

Referenced Papers

Healthcare (Basel, Switzerland) 2025
Journal of drugs … 2021 3 次引用
Acta dermatovenerologica Croatica … 2016 6 次引用
Annals of dermatology 2013 114 次引用
Dermatologic therapy 2012 31 次引用
American journal of … 2005 140 次引用

Dosage & Usage

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

常用剂量

general:
8-11 mg/day
hairloss:
15-30 mg/day

上限: 40 mg/day

研究中使用的剂量

剂量 持续时间 效果 N
Pilopeptan Intensive (hydrolyzed collagen, Group B vitamins, zinc); daily for 1 month 4 weeks Positive 343
None -- Neutral 23975
None -- Neutral --
None -- Negative 100
not applicable -- Mixed 180
None -- Mixed 100
None -- Mixed --
4 tablets daily (arginine, l-cystine, zinc, vitamin B6) 12 weeks Positive 20

最佳服用时间: With meals to minimize stomach upset; separate from iron and calcium by 2 hours

Safety & Side Effects

已报告的副作用

  • Nausea and vomiting (especially on an empty stomach)
  • Metallic taste in the mouth
  • Copper depletion with chronic high-dose use
  • Headache and diarrhea

已知相互作用

  • Copper supplements (zinc inhibits copper absorption at doses >40 mg/day)
  • Tetracycline and quinolone antibiotics (mutual absorption reduction)
  • Penicillamine (zinc reduces absorption of this rheumatoid arthritis drug)

可耐受最高摄入量: 40 mg/day

在开始服用任何补充剂之前,请务必咨询您的医疗保健提供者。

Frequently Asked Questions

Does 锌 help with 休止期脱发?
Based on 32 studies with 30,246 participants, there is insufficient evidence at this time that 锌 may support 休止期脱发 management. Our evidence grade is F (Evidence Against).
How much 锌 should I take for 休止期脱发?
Studies have used various dosages. A commonly studied range is 8-11 mg/day. Always consult your healthcare provider before starting any supplement regimen.
Are there side effects of 锌?
Reported side effects may include Nausea and vomiting (especially on an empty stomach), Metallic taste in the mouth, Copper depletion with chronic high-dose use, Headache and diarrhea. Most side effects are mild and dose-dependent. Consult your doctor if you experience any adverse reactions.
How strong is the evidence for 锌 and 休止期脱发?
We rate the evidence as Grade F (Evidence Against). This rating is based on 32 peer-reviewed studies with 30,246 total participants. The overall direction of effect is mixed.

References

  1. [1] Eva María Arias et al.. Int J Trichology. 2025. Effect of a Hydrolyzed Collagen, Vitamin, and Zinc Containing Nutritional Supplement on Telogen Effluvium. doi:10.4103/ijt.ijt_70_24 PubMed
  2. [2] Ori Liran et al.. Healthcare (Basel). 2025. Hair Loss and Zinc Deficiency: A Cross-Sectional Study. doi:10.3390/healthcare13222965 PubMed
  3. [3] Irem Nur Durusu Turkoglu et al.. J Cosmet Dermatol. 2024. A comprehensive investigation of biochemical status in patients with telogen effluvium: Analysis of Hb, ferritin, vitamin B12, vitamin D, thyroid … doi:10.1111/jocd.16512 PubMed
  4. [4] Nermeen Ibrahim Bedair et al.. Arch Dermatol Res. 2024. Post Covid telogen effluvium: the diagnostic value of serum ferritin biomarker and the preventive value of dietary supplements. a case … doi:10.1007/s00403-024-03004-1 PubMed
  5. [5] Shayan Zufishan et al.. J Pak Med Assoc. 2024. Role of zinc in chronic telogen effluvium in serum and hair of patients with alopecia. doi:10.47391/JPMA-DUHS-S10 PubMed
  6. [6] Rhiannon C Miller et al.. Arch Dermatol Res. 2024. Cost-effectiveness analysis of laboratory monitoring in newly diagnosed telogen effluvium patients. doi:10.1007/s00403-024-02948-8 PubMed
  7. [7] Hivi Mahmoud et al.. Cureus. 2024. Zinc Status in Kurdish Adults With Hair Loss. doi:10.7759/cureus.67264 PubMed
  8. [8] Rhiannon C Miller et al.. J Am Acad Dermatol. 2023. "Shedding" low yield testing for telogen effluvium: A cross-sectional study of 16,381 laboratory results from newly diagnosed patients. doi:10.1016/j.jaad.2023.05.045 PubMed
  9. [9] Hakan Arslan et al.. Dermatol Pract Concept. 2023. Micronutrient Deficiencies and Digital Computerized Phototrichogram Analysis in Telogen Effluvium: a Retrospective Correlation Study in a Tertiary Medical Center. doi:10.5826/dpc.1303a202 PubMed
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  16. [16] Alfredo Rossi et al.. Ital J Dermatol Venerol. 2022. A new combination of molecules for the treatment of androgenetic alopecia and telogen effluvium: a double-blind randomized, monocentric, placebo-controlled study. doi:10.23736/S2784-8671.21.06915-7 PubMed
  17. [17] Efe Kakpovbia et al.. J Drugs Dermatol. 2021. Laboratory Testing in Telogen Effluvium. doi:10.36849/JDD.5771 PubMed
  18. [18] Flávia Alvim Sant'Anna Addor et al.. Clin Cosmet Investig Dermatol. 2018. Comparative evaluation between two nutritional supplements in the improvement of telogen effluvium. doi:10.2147/CCID.S173082 PubMed
  19. [19] Ibrahim Halil Yavuz et al.. Indian J Dermatol. 2018. Assessment of Heavy Metal and Trace Element Levels in Patients with Telogen Effluvium. doi:10.4103/ijd.IJD_610_17 PubMed
  20. [20] Dinesh Gowda et al.. Int J Trichology. 2017. Prevalence of Nutritional Deficiencies in Hair Loss among Indian Participants: Results of a Cross-sectional Study. doi:10.4103/ijt.ijt_48_16 PubMed
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  22. [22] Tee Wei Siah et al.. Int J Trichology. 2016. Female Pattern Hair Loss: A Retrospective Study in a Tertiary Referral Center. doi:10.4103/0974-7753.188033 PubMed
  23. [23] Jana Zímová et al.. Acta Dermatovenerol Croat. 2016. Trichotillomania: Bizzare Patern of Hair Loss at 11-Year-old Girl. PubMed
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  25. [25] Thamer Mubki. J Cutan Med Surg. 2014. Use of Vitamins and Minerals in the Treatment of Hair Loss: A Cross-Sectional Survey among Dermatologists in Saudi Arabia. doi:10.2310/7750.2014.14008 PubMed
  26. [26] Min Seong Kil et al.. Ann Dermatol. 2013. Analysis of serum zinc and copper concentrations in hair loss. doi:10.5021/ad.2013.25.4.405 PubMed
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  29. [29] C Durusoy et al.. Clin Exp Dermatol. 2009. The role of psychological factors and serum zinc, folate and vitamin B12 levels in the aetiology of trichodynia: a case-control … doi:10.1111/j.1365-2230.2008.03165.x PubMed
  30. [30] Leonid Benjamin Trost et al.. J Am Acad Dermatol. 2006. The diagnosis and treatment of iron deficiency and its potential relationship to hair loss. doi:10.1016/j.jaad.2005.11.1104 PubMed
  31. [31] Renata Strumia. Am J Clin Dermatol. 2005. Dermatologic signs in patients with eating disorders. doi:10.2165/00128071-200506030-00003 PubMed
  32. [32] C Piérard-Franchimont et al.. Int J Cosmet Sci. 2002. Nudging hair shedding by antidandruff shampoos. A comparison of 1% ketoconazole, 1% piroctone olamine and 1% zinc pyrithione formulations. doi:10.1046/j.1467-2494.2002.00145.x PubMed

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