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Collagen Skin Renewal

Natrol
4.6
★ ★ ★ ★ ★
(4287 ratings)
Collagen 2500 mg
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Score85
A meaningful serving of branded Verisol peptides plus vitamin C gives this formula a clear skin-focused purpose. The main drawbacks are incomplete source details and a three-tablet serving.
How scoring works
Quantity:120 Tablet(s) • (40 servings)
Goals:
Skin Health
Hair Health
Anti-Aging
Nail Health

Score 85

A meaningful serving of branded Verisol peptides plus vitamin C gives this formula a clear skin-focused purpose. The main drawbacks are incomplete source details and a three-tablet serving.
How scoring works
$13.99($0.34 per serving)
iHerb
$ 13.99
Vitacost
$ 19.99
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Analysis

Verisol bioactive collagen peptides are supplied at 2,500 mg, giving the formula a meaningful and specifically skin-oriented collagen serving. Vitamin C at 90 mg complements normal collagen formation, and both active amounts are clearly stated.

The supplied label does not identify the collagen animal source, collagen type, protein alignment, or amino acid profile. Those disclosure gaps matter less than with generic trace-dose products because a branded peptide and useful amount are present.

Three tablets per serving trade powder-free convenience for a moderate pill burden. It is a well-aligned choice for skin-focused users who want a measured peptide dose without mixing a drink.

Who is it for
  • Adults seeking skin-focused collagen peptides
  • People who prefer tablets to collagen powder
Best for
  • Daily skin-oriented collagen support
  • A branded peptide dose with vitamin C

Pros

  • Provides 2,500 mg of Verisol peptides
  • Includes a meaningful vitamin C amount
  • Strong active-ingredient clarity

Cons

  • Animal source is not disclosed
  • No amino acid profile is supplied
  • Requires three tablets per serving

Nutrient quality

94 Highest impact

Branded Verisol peptides provide a well-regarded absorbed form for skin-focused collagen use. The collagen amount is meaningful and vitamin C provides a relevant cofactor.

Ingredient transparency

82 Highest impact

Both active ingredients have exact amounts and no proprietary blend hides the formula. Collagen source, type, protein matching, amino-acid data, full usage directions, and non-active ingredients are not supplied.

Customer satisfaction

69 High impact

The aggregate rating is positive, and the review volume provides strong confidence. No detailed feedback is supplied to assess recurring complaints or purpose-specific experiences.

Value for money

92 Highest impact

A meaningful branded peptide amount and relevant cofactor provide strong value. The product compares well with other skin-focused collagen formulas.

Report analysis

Goals

Skin Health
Skin Health
Impact
Highest effect
A+ Goal FitA Strength of SupportC+ CoverageA+ Formula Quality
Vitamin C · 90 mgCollagen · 2500 mg

Verisol collagen peptides directly support skin structure, while vitamin C assists collagen synthesis. Human evidence for this branded peptide amount makes the formula especially well aligned with elasticity and wrinkle-related outcomes.

Both actives are clearly disclosed at meaningful amounts and the formula avoids distracting extras. It remains focused on structure rather than providing separate hydration or barrier support.

Study evidence
Collagen Supportive 62 studies
Vitamin C Supportive 53 studies
Hair Health
Hair Health
Impact
Highest effect
B Goal FitA Strength of SupportC CoverageA+ Formula Quality
Vitamin C · 90 mgCollagen · 2500 mg

Branded bioactive collagen peptides provide structural amino acids that may support the scalp dermis and hair fibers. Vitamin C complements this role by supporting the body’s collagen production.

The collagen amount is meaningful and fully disclosed, but direct evidence for hair growth is less established than evidence for skin structure. No zinc, iron, vitamin D, biotin, or stress support is included for broader follicle coverage.

Study evidence
Collagen Supportive 3 studies
Vitamin C Mixed 5 studies
Anti-Aging
Anti-Aging
Impact
Highest effect
B Goal FitA Strength of SupportC- CoverageA+ Formula Quality
Collagen · 2500 mg

Verisol collagen peptides directly support skin structure, elasticity, and visible signs associated with skin aging. Human trials provide useful support for this specific structural pathway, though the formula does not address broader biological aging.

The 2.5 g branded peptide amount matches a commonly studied serving and is fully disclosed. Vitamin C supports normal collagen synthesis and makes the pairing coherent.

Study evidence
Collagen Supportive 33 studies
Vitamin C Supportive 30 studies
Nail Health
Nail Health
Impact
Moderate effect
C+ Goal FitD Strength of SupportD- CoverageA Formula Quality
Collagen · 2500 mg

Collagen provides a relevant route to nail health. Dose or form uncertainty limits confidence in the practical contribution.

The formula remains narrow rather than comprehensive. Collagen Skin Renewal is best viewed as targeted support rather than proof of a clinical benefit.

Study evidence
Collagen Supportive 4 studies

Ingredients

IngredientAmount per serving
Vitamin C (Ascorbic Acid)
 90 mg
Verisol Bioactive Collagen Peptides
2500 mg
Adults 18–50 Dairy Free
Report overview
Collagen · 2500 mg OverallScore62
B- Active Ingredient Quality & BioavailabilityF Dose, Safety & Label TransparencyA+ Value

Branded Verisol peptides provide an absorbed collagen form at a recognized skin-support dose. The label omits animal source, collagen type, protein matching, and amino acid details. Its low cost per gram makes it economical despite the multi-tablet serving.

View ingredientView products
Loading alternative details
87 Performance

Collagen + C 2500 mg

Spring Valley
<p>Branded Verisol peptides and vitamin C give the formula a clear skin-support rationale. Its 2.5 g amount provides less collagen than the original's disclosed 2.59 g, which matters when total peptide intake is the priority, while the named peptide form and supporting nutrients create a clearer skin-oriented formula.</p>
84 Performance

Tri-Layer Maxi-Skin Collagen + C & A

Country Life
<p>Branded Verisol peptides and vitamin C give the formula a clear skin-support rationale. Its 2.5 g amount provides less collagen than the original's disclosed 2.59 g, which matters when total peptide intake is the priority, while the named peptide form and supporting nutrients create a clearer skin-oriented formula.</p>
81 Performance

Skin

youtheory
<p>Hydrolyzed collagen is clearly identified for straightforward peptide delivery. Its 3 g amount provides more collagen than the original's disclosed 2.59 g, while the named peptide form and supporting nutrients create a clearer skin-oriented formula.</p>
72 Budget

Super Collagen

RejuviCare
<p>The 500 mg collagen serving comes at a lower serving cost than the original. It provides less collagen than the original's disclosed 2.59 g, which matters when total peptide intake is the priority, and the collagen amount is directly disclosed, although source and type details remain limited.</p>
73 Budget

Hydrolyzed Fish Collagen Type I 400 mg

Swanson Ultra
<p>The 800 mg collagen serving comes at a lower serving cost than the original. It provides less collagen than the original's disclosed 2.59 g, which matters when total peptide intake is the priority, and the fish source is identified, making the marine-collagen approach easier to assess.</p>
77 Budget

Advanced Collagen 1500 mg

AN Amazing Nutrition Amazing Formulas
<p>The 1.6 g collagen serving comes at a lower serving cost than the original. It provides less collagen than the original's disclosed 2.59 g, which matters when total peptide intake is the priority, and named collagen types make the source and intended coverage clearer.</p>
85 Value

Collagen 6000 mg

youtheory
<p>Clear active dosing and a favorable balance of collagen amount and serving economy make this a practical value option. Its 6.09 g collagen amount provides more collagen than the original's disclosed 2.59 g.</p>
79 Value

Collagen 3000 mg Amino Acid Complex

Bronson
<p>Clear active dosing and a favorable balance of collagen amount and serving economy make this a practical value option. Its 3 g collagen amount provides more collagen than the original's disclosed 2.59 g.</p>
84 Value

Super Collagen 6000 mg plus Vitamin C

21st Century
<p>Clear active dosing and a favorable balance of collagen amount and serving economy make this a practical value option. Its 6 g collagen amount provides more collagen than the original's disclosed 2.59 g.</p>
Report alternatives

Sources

Published studies used for the product analysis and the top-ranked studies for each ingredient and goal.

  1. Efficacy and Safety of Topical or Oral Hydrolyzed Collagen in Women with Dermatoporosis: A Randomized, Double-Blind, Factorial Design Study.
    Guadanhim LRS; Miot HA; Soares JLM; Silva SAM; Leonardi GR; Lopes RD; Bagatin E · Dermatology and therapy · 2023
    Randomized trial56 participantsSkin Health forCollagen
  2. The Sustained Effects of Bioactive Collagen Peptides on Skin Health: A Randomized, Double-Blind, Placebo-Controlled Clinical Study.
    Wang Y; Zhu W; Luo W; Ma Y; Zhou Y · Journal of cosmetic dermatology · 2025
    Randomized trial77 participantsSkin Health forCollagen
  3. Exploring the Impact of Hydrolyzed Collagen Oral Supplementation on Skin Rejuvenation: A Systematic Review and Meta-Analysis.
    Dewi DAR; Arimuko A; Norawati L; Yenny SW; Setiasih NL; Perdiyana A; Arkania N; Nadhira F; Wiliantari N · Cureus · 2024
    Meta-analysis967 participants14 studies pooledSkin Health forCollagen
  4. Effects of collagen-based supplements on skin's hydration and elasticity: A systematic review and meta-analysis.
    Danessa G; Notario D; Regina R · Indian journal of dermatology, venereology and leprology · 2025
    Meta-analysis646 participants10 studies pooledSkin Health forCollagen
  5. Oral intake of specific bioactive collagen peptides reduces skin wrinkles and increases dermal matrix synthesis.
    Proksch E; Schunck M; Zague V; Segger D; Degwert J; Oesser S · Skin pharmacology and physiology · 2014
    Randomized trial114 participantsSkin Health Anti-Aging forCollagen
  6. Oral Supplementation of Low-Molecular-Weight Collagen Peptides Reduces Skin Wrinkles and Improves Biophysical Properties of Skin: A Randomized, Double-Blinded, Placebo-Controlled Study.
    Kim J; Lee SG; Lee J; Choi S; Suk J; Lee JH; Yang JH; Yang JS; Kim J · Journal of medicinal food · 2022
    Randomized trial100 participantsSkin Health forCollagen
  7. Oral supplementation of specific collagen peptides has beneficial effects on human skin physiology: a double-blind, placebo-controlled study.
    Proksch E; Segger D; Degwert J; Schunck M; Zague V; Oesser S · Skin pharmacology and physiology · 2014
    Randomized trial69 participantsSkin Health Anti-Aging forCollagen
  8. Oral intake of collagen peptide NS improves hydration, elasticity, desquamation, and wrinkling in human skin: a randomized, double-blinded, placebo-controlled study.
    Lee M; Kim E; Ahn H; Son S; Lee H · Food & function · 2023
    Randomized trial100 participantsSkin Health Anti-Aging forCollagen
  9. Oral Intake of Low-Molecular-Weight Collagen Peptide Improves Hydration, Elasticity, and Wrinkling in Human Skin: A Randomized, Double-Blind, Placebo-Controlled Study.
    Kim DU; Chung HC; Choi J; Sakai Y; Lee BY · Nutrients · 2018
    Randomized trial64 participantsSkin Health forCollagen
  10. Effects of Oral Collagen for Skin Anti-Aging: A Systematic Review and Meta-Analysis.
    Pu SY; Huang YL; Pu CM; Kang YN; Hoang KD; Chen KH; Chen C · Nutrients · 2023
    Meta-analysis1,721 participants26 studies pooledSkin Health forCollagen
  11. Effects of hydrolyzed collagen supplementation on skin aging: a systematic review and meta-analysis.
    de Miranda RB; Weimer P; Rossi RC · International journal of dermatology · 2021
    Meta-analysis1,125 participants19 studies pooledAnti-Aging Skin Health forCollagen
  12. Skin Anti-Aging and Moisturizing Effects of Low-Molecular-Weight Collagen Peptide Supplementation in Healthy Adults: A Randomized, Double-Blind, Placebo-Controlled Clinical Trial.
    Lee E; Ahn DK; Kim JH; Lee S; Kim HJ; Lee HK; Shin JH · Journal of microbiology and biotechnology · 2025
    Randomized trial70 participantsAnti-Aging forCollagen
  13. Study on the Multiple Efficacies of Vitamin C Serum in Anti-Glycation, Anti-Carbonylation, Antioxidation, and Anti-Inflammation of Human Skin Based on In Vivo Tests.
    Zi Y; Liu J; Liu Q; Pan Y; Jiang X · Journal of cosmetic dermatology · 2026
    Randomized trial66 participantsAnti-Aging forVitamin C
  14. Evaluation of the anti-wrinkle effect of a lipophilic pro-vitamin C derivative, tetra-isopalmitoyl ascorbic acid.
    Yokota M; Yahagi S · Journal of cosmetic dermatology · 2022
    Randomized trial69 participantsAnti-Aging forVitamin C
  15. The role of vitamin C in pushing back the boundaries of skin aging: an ultrasonographic approach.
    Crisan D; Roman I; Crisan M; Scharffetter-Kochanek K; Badea R · Clinical, cosmetic and investigational dermatology · 2015
    Clinical trial60 participantsAnti-Aging forVitamin C
  16. In vivo evaluation of topical ascorbic acid application on skin aging by 50 MHz ultrasound.
    Vergilio MM; Aiello LM; Furlan AS; Caritá AC; Azevedo JR; Bolzinger MA; Chevalier Y; Leonardi GR · Journal of cosmetic dermatology · 2022
    Randomized trial25 participantsAnti-Aging forVitamin C
  17. Clinical Applications of Vitamin C in Dermatology: A Systematic Review.
    Boghosian T; Mendez H; Boghosian N; Sayegh M; Beer J; Tosti A · The Journal of clinical and aesthetic dermatology · 2026
    Systematic review44 studies pooledAnti-Aging forVitamin C
  18. Low-Molecular-Weight Collagen Peptide Supplementation Improves Cellulite Severity, Skin Elasticity, and Hair Shaft Diameter: A Clinical Study with Pharmacokinetic Evaluation.
    Hwang S; Won J; Kim S; Kang W; Park M · Journal of medicinal food · 2026
    Randomized trial114 participantsHair Health forCollagen
  19. Calcium and Vitamin D Supplementation with and Without Collagen on Bone Density and Skin Elasticity in Menopausal Women-A Randomized Controlled Study.
    Duangjai A; Srivilai J; Nangola S; Amornlerdpison D · Clinics and practice · 2025
    Randomized trialHair Health forCollagen
  20. Dietary Collagen Supplementation as a Strategy for Skin Health: A Narrative Review of Clinical Effects on Skin, Hair, Nails, and Wound Healing.
    Biełach-Bazyluk A; Jurga M; Flisiak I; Zbroch E · Nutrients · 2026
    Narrative reviewHair Health forCollagen
  21. Management of hair loss associated with endocrine therapy in patients with breast cancer: an overview.
    Karatas F; Sahin S; Sever AR; Altundag K · SpringerPlus · 2016
    Narrative reviewHair Health forVitamin C
  22. Elucidating causal relationships of diet-derived circulating antioxidants and the risk of non-scarring alopecia: A Mendelian randomization study.
    Ba Y; Shen L; Peng X; Zhang Y; Wang J · Medicine · 2024
    Methods validation study201,019 participantsHair Health forVitamin C
  23. Alterations of plasma antioxidants and mitochondrial DNA mutation in hair follicles of smokers.
    Liu CS; Chen HW; Lii CK; Tsai CS; Kuo CL; Wei YH · Environmental and molecular mutagenesis · 2002
    Observational studyHair Health forVitamin C
  24. Removal of synthetic hair dye using formamidine sulfinic acid and other sulfinate precursors.
    Hawkes JA; Lewis DM; Mama J; Murray J · International journal of cosmetic science · 2026
    Methods validation studyHair Health forVitamin C
  25. A Zinc Sulphate-Resistant Acrodermatitis Enteropathica Patient with a Novel Mutation in SLC39A4 Gene.
    Kilic M; Taskesen M; Coskun T; Gürakan F; Tokatli A; Sivri HS; Dursun A; Schmitt S; Küry S · JIMD reports · 2013
    Case reportHair Health forVitamin C
  26. Oral supplementation with specific bioactive collagen peptides improves nail growth and reduces symptoms of brittle nails.
    Hexsel D; Zague V; Schunck M; Siega C; Camozzato FO; Oesser S · Journal of cosmetic dermatology · 2018
    Single-arm trial25 participantsNail Health forCollagen
  27. Influence of collagen peptide supplementation on visible signs of skin and nail health and -aging in an East Asian population: A double blind, randomized, placebo-controlled trial.
    Vleminckx S; Virgilio N; Asserin J; Prawitt J; Silva CIF · Journal of cosmetic dermatology · 2024
    Randomized trial85 participantsNail Health forCollagen
  28. Nail Supplements: When, How, and Why?
    Zaraa I; Richert B · Skin appendage disorders · 2026
    Narrative reviewNail Health forCollagen
  29. Expanding the COL7A1 mutation database: novel and recurrent mutations and unusual genotype-phenotype constellations in 41 patients with dystrophic epidermolysis bullosa.
    Kern JS; Kohlhase J; Bruckner-Tuderman L; Has C · The Journal of investigative dermatology · 2006
    Observational study41 participantsNail Health forCollagen
  30. Evaluation of the anti-wrinkle effect of an ascorbic acid-loaded dissolving microneedle patch via a double-blind, placebo-controlled clinical study.
    Lee C; Yang H; Kim S; Kim M; Kang H; Kim N; An S; Koh J; Jung H · International journal of cosmetic science · 2017
    Randomized trial23 participantsSkin Health forVitamin C
  31. Comparative Study on the Outcome of Periorbital Wrinkles Treated with Laser-Assisted Delivery of Vitamin C or Vitamin C Plus Growth Factors: A Randomized, Double-blind, Clinical Trial.
    Machado BHB; Frame J; Zhang J; Najlah M · Aesthetic plastic surgery · 2021
    Randomized trial149 participantsSkin Health forVitamin C
  32. Randomized trial of topical ascorbic acid in DMSO versus imiquimod for the treatment of basal cell carcinoma.
    Burke B; Bailie JE · Biomedicine & pharmacotherapy = Biomedecine & pharmacotherapie · 2022
    Randomized trial25 participantsSkin Health forVitamin C
  33. Vitamin C improves healing of foot ulcers: a randomised, double-blind, placebo-controlled trial.
    Gunton JE; Girgis CM; Lau T; Vicaretti M; Begg L; Flood V · The British journal of nutrition · 2022
    Randomized trial16 participantsSkin Health forVitamin C
  34. Dietary nutrient intakes and skin-aging appearance among middle-aged American women.
    Cosgrove MC; Franco OH; Granger SP; Murray PG; Mayes AE · The American journal of clinical nutrition · 2007
    Cross-sectional study4,025 participantsSkin Health forVitamin C