Keratin के लिए Hair, Skin & Nails Health
D अनुसंधान केवल प्रारंभिक शोध उपलब्ध है (प्रयोगशाला अध्ययन, केस रिपोर्ट)।Limited evidence from small RCTs suggests solubilized keratin (500 mg/day) may improve skin moisture and elasticity, but most studies use proprietary extracts.
<\/script>\n`;
},
get iframeSnippet() {
const domain = 'skincited.com';
const params = 'ingredient\u003Dkeratin\u0026condition\u003Dhair\u002Dskin\u002Dnails';
return ``;
},
get activeSnippet() {
return this.method === 'script' ? this.scriptSnippet : this.iframeSnippet;
},
copySnippet() {
navigator.clipboard.writeText(this.activeSnippet).then(() => {
this.copied = true;
setTimeout(() => { this.copied = false; }, 2000);
});
}
}"
@keydown.escape.window="open = false"
@click.outside="open = false">
D
निष्कर्ष
Limited evidence from small RCTs suggests solubilized keratin (500 mg/day) may improve skin moisture and elasticity, but most studies use proprietary extracts.
Key Study Findings
Other
TBG096 stimulates hair regeneration through IGF-1R-mediated angiogenesis.
Dose: None
बनाम: untreated controls
Outcome: hair follicle transition from telogen to anagen phase
प्रभाव: None
None
जनसंख्या: female and male rats, naturally aged and DHT-induced alopecia model mice
review
Nail Supplements: When, How, and Why?
Dose: biotin, collagen peptides, solubilized keratin MSM, choline-stabilized orthosilicic acid
बनाम: Placebo
प्रभाव: None
None
in vitro/ex vivo study
A proprietary lipidosterolic extract of Serenoa repens promotes hair growth through mechanisms that extend beyond …
Dose: USPlus DERM (lipidosterolic extract of Serenoa repens) at 0.4 and 10 μg/mL in hair follicle organ cu
बनाम: Placebo
प्रभाव: USPlus DERM IC50=0.39 μg/mL (vs 29.1 μg/mL standard extract); 0.4 μg/mL significantly reduced melani
None
Other
AP collagen peptides (APCPs) promote hair growth by activating the GSK-3β/β-catenin pathway and improve hair …
Dose: None
बनाम: None
Outcome: Hair growth
प्रभाव: None
None
जनसंख्या: Mouse model
Review
Regenerative medicine strategies for hair growth and regeneration: A narrative review of literature.
Dose: None
बनाम: None
Outcome: Hair regrowth
प्रभाव: None
None
जनसंख्या: Alopecia patients
Case-control
n=60
Vitamin D Receptor Gene Polymorphisms Taq-1 and Cdx-1 in Female Pattern Hair Loss.
Dose: None
बनाम: Placebo
प्रभाव: OR=12.6 (CC genotype Taq-1), OR=7.5 (AA genotype Cdx-1)
None
Key Statistics
2
अध्ययन
120
प्रतिभागी
↑
Positive
D
ग्रेड
Referenced Papers
Biochemical pharmacology
2026
Frontiers in bioengineering …
2025
8 उद्धरण
International journal of …
2025
1 उद्धरण
Skin appendage disorders
2025
Experimental dermatology
2024
5 उद्धरण
Regenerative medicine strategies for hair growth and regeneration: A narrative review of literature.
Review
Regenerative therapy
2022
96 उद्धरण
Experimental dermatology
2020
10 उद्धरण
Indian journal of …
2020
5 उद्धरण
Nutrients
2019
23 उद्धरण
Skin appendage disorders
2018
88 उद्धरण
Journal of medicinal …
2018
37 उद्धरण
Journal of photochemistry …
2018
16 उद्धरण
Stem cell investigation
2017
53 उद्धरण
TheScientificWorldJournal
2014
14 उद्धरण
Experimental dermatology
2003
35 उद्धरण
Dosage & Usage
mg = milligrams · mcg = micrograms (1,000× smaller) · IU = International Units
सामान्य रूप से उपयोग की जाने वाली खुराकें
- general:
- 250-500 mg/day solubilized keratin
अधिकतम सीमा: Not established
अनुसंधान में अध्ययन की गई खुराकें
| खुराक | अवधि | प्रभाव | N |
|---|---|---|---|
| None | -- | Positive | -- |
| biotin, collagen peptides, solubilized keratin MSM, choline-stabilized orthosilicic acid | -- | Positive | -- |
| USPlus DERM (lipidosterolic extract of Serenoa repens) at 0.4 and 10 μg/mL in hair follicle organ cu | -- | Positive | -- |
| None | -- | Positive | -- |
| None | -- | Positive | -- |
| None | -- | Positive | 60 |
| None | -- | Mixed | -- |
| None | 8.7 weeks | Positive | -- |
सेवन का सर्वोत्तम समय: With meals
Safety & Side Effects
रिपोर्ट किए गए दुष्प्रभाव
- ⚠ Generally well-tolerated
- ⚠ Rare gastrointestinal discomfort
ज्ञात अंतःक्रियाएँ
- ● No significant drug interactions documented
सहनीय अधिकतम सेवन: Not established
कोई भी सप्लीमेंट शुरू करने से पहले हमेशा अपने स्वास्थ्य सेवा प्रदाता से परामर्श करें।
Frequently Asked Questions
Does Keratin help with Hair, Skin & Nails Health?
Based on 2 studies with 120 participants, there is preliminary evidence that needs more research that Keratin may support Hair, Skin & Nails Health management. Our evidence grade is D (Very Early Research).
How much Keratin should I take for Hair, Skin & Nails Health?
Studies have used various dosages. A commonly studied range is 250-500 mg/day solubilized keratin. Always consult your healthcare provider before starting any supplement regimen.
Are there side effects of Keratin?
Reported side effects may include Generally well-tolerated, Rare gastrointestinal discomfort. Most side effects are mild and dose-dependent. Consult your doctor if you experience any adverse reactions.
How strong is the evidence for Keratin and Hair, Skin & Nails Health?
We rate the evidence as Grade D (Very Early Research). This rating is based on 2 peer-reviewed studies with 120 total participants. The overall direction of effect is positive.
Related Evidence
इसके लिए अन्य सामग्री Hair, Skin & Nails Health
References
- [1] Majid Manzoor et al.. Biochem Pharmacol. 2026. TBG096 stimulates hair regeneration through IGF-1R-mediated angiogenesis. doi:10.1016/j.bcp.2026.117764 PubMed
- [2] Yukun Liu et al.. Front Bioeng Biotechnol. 2025. Subcutaneous injection of genetically engineered exosomes for androgenic alopecia treatment. doi:10.3389/fbioe.2025.1614090 PubMed
- [3] David Broadley et al.. Int J Cosmet Sci. 2025. A proprietary lipidosterolic extract of Serenoa repens promotes hair growth through mechanisms that extend beyond 5-alpha reductase inhibition: Insights from … doi:10.1111/ics.70035 PubMed
- [4] Ines Zaraa et al.. Skin Appendage Disord. 2025. Nail Supplements: When, How, and Why? doi:10.1159/000541048 PubMed
- [5] Jung Ok Lee et al.. Exp Dermatol. 2024. AP collagen peptides (APCPs) promote hair growth by activating the GSK-3β/β-catenin pathway and improve hair condition. doi:10.1111/exd.15137 PubMed
- [6] Yusuke Shimizu et al.. Regen Ther. 2022. Regenerative medicine strategies for hair growth and regeneration: A narrative review of literature. doi:10.1016/j.reth.2022.10.005 PubMed
- [7] Ralf Paus et al.. Exp Dermatol. 2020. Topical L-thyroxine: The Cinderella among hormones waiting to dance on the floor of dermatological therapy? doi:10.1111/exd.14156 PubMed
- [8] Iman Seleit et al.. Indian J Dermatol. 2020. Vitamin D Receptor Gene Polymorphisms Taq-1 and Cdx-1 in Female Pattern Hair Loss. doi:10.4103/ijd.IJD_482_18 PubMed
- [9] Marialuisa Piccolo et al.. Nutrients. 2019. Induction of Hair Keratins Expression by an Annurca Apple-Based Nutraceutical Formulation in Human Follicular Cells. doi:10.3390/nu11123041 PubMed
- [10] Jessica Cervantes et al.. Skin Appendage Disord. 2018. Effectiveness of Platelet-Rich Plasma for Androgenetic Alopecia: A Review of the Literature. doi:10.1159/000477671 PubMed
- [11] Gian Carlo Tenore et al.. J Med Food. 2018. Annurca Apple Nutraceutical Formulation Enhances Keratin Expression in a Human Model of Skin and Promotes Hair Growth and Tropism in … doi:10.1089/jmf.2017.0016 PubMed
- [12] Thomas Hengl et al.. J Photochem Photobiol B. 2018. Cystine-thiamin-containing hair-growth formulation modulates the response to UV radiation in an in vitro model for growth-limiting conditions of human keratinocytes. doi:10.1016/j.jphotobiol.2018.09.005 PubMed
- [13] Suruchi Garg et al.. Stem Cell Investig. 2017. Platelet-rich plasma-an 'Elixir' for treatment of alopecia: personal experience on 117 patients with review of literature. doi:10.21037/sci.2017.06.07 PubMed
- [14] Christina Beer et al.. ScientificWorldJournal. 2014. A clinical trial to investigate the effect of Cynatine HNS on hair and nail parameters. doi:10.1155/2014/641723 PubMed
- [15] Petra Clara Arck et al.. Exp Dermatol. 2003. Topical minoxidil counteracts stress-induced hair growth inhibition in mice. doi:10.1034/j.1600-0625.2003.00028.x PubMed
FDA अस्वीकरण: इन कथनों का Food and Drug Administration द्वारा मूल्यांकन नहीं किया गया है। इस वेबसाइट पर उत्पादों और जानकारी का उद्देश्य किसी बीमारी का निदान, उपचार, इलाज या रोकथाम नहीं है। प्रस्तुत साक्ष्य ग्रेड प्रकाशित पीयर-रिव्यूड अनुसंधान के हमारे विश्लेषण पर आधारित हैं और चिकित्सा सलाह नहीं हैं। कोई भी सप्लीमेंट शुरू करने से पहले हमेशा अपने स्वास्थ्य सेवा प्रदाता से परामर्श करें।