Journal September 27, 2026 6 min read

How Skin Elasticity Changes With Age

A research-supply review of the mechanisms and study models used to investigate age-related changes in dermal elastic fiber integrity, including elastin turnover, elastase activity, and scaffold protein expression.

peptides-pro Editorial

Age-related loss of skin elasticity is a measurable decline in the mechanical resilience of the dermal extracellular matrix, driven principally by the progressive fragmentation of elastic fibers and the reduced expression of elastin and elastic-fiber scaffold genes. In the dermatological literature the process is described as elastic fiber degradation, elastosis in photoaged tissue, and loss of dermal resilience; it is not a single molecule but a tissue-level phenotype arising from the balance between elastin synthesis, enzymatic degradation by elastases, and the integrity of the microfibrillar scaffold that organizes the fiber. Elastic fibers are key components of the skin extracellular matrix and are essential for maintaining skin integrity and elasticity [2].

The mechanistic work in this area centres on the elastin gene and its transcriptional regulators, on the elastase family of matrix metalloproteinases and serine proteases that cleave the fiber, and on scaffold-related gene expression, including the microfibril-associated proteins that template elastogenesis [2]. Type III collagen, which co-localizes with elastic fibers in the papillary dermis, is also implicated in maintaining dermal resilience, and its decline is associated with visible signs of skin ageing [10].

Research Studies

Copper tripeptide and multi-target restoration of dermal elastic fibers

An in vitro investigation examined a multitarget approach to restoring the elastic fiber network by modulating elastin production, elastase activity, and scaffold protein expression simultaneously. The rationale was that preserving elastic fiber function requires addressing not only elastin synthesis but also enzymatic degradation and scaffold integrity. The study reported that copper tripeptide treatment modulated these three arms of the pathway in the model system used [2].

Ergothioneine and skin elasticity in healthy adults aged 40 to 65

A randomized, double-blind, placebo-controlled clinical trial is evaluating a branded ergothioneine ingredient in healthy adults aged 40 to 65 years. Participants receive either the active ingredient or a matching placebo once daily for 12 weeks. The primary objective is to assess biomarkers associated with oxidative stress and healthy aging; secondary objectives include assessment of skin elasticity, skin hydration, inflammatory biomarkers, and overall safety [1].

Oral collagen peptides and age-associated skin parameters in women with facial wrinkles

A randomized, double-blind, parallel-group clinical trial enrolled 68 healthy female volunteers between 35 and 65 years of age with noticeable facial wrinkles. Participants were allocated 1:1 to an active control or a collagen peptide supplement; one participant in the active control group withdrew, leaving 67 in the final analysis. The study evaluated whether daily oral intake improved age-associated skin beauty parameters [7].

Bioactive collagen peptides and extracellular matrix integrity

A separate study evaluated a dietary supplement containing natural bioactive compounds on biological processes associated with skin ageing and extracellular matrix integrity. The design integrated in vitro and clinical approaches. The stated rationale is that ageing is characterized by a progressive decline in dermal fibroblast function, with reduced proliferative capacity, decreased collagen synthesis, and increased accumulation of oxidative and glycative damage, leading to deterioration of skin elasticity and tissue homeostasis [5].

NPQ Plus and skin health in adults with skin concerns

A single-arm, open-label, prospective interventional study involving 55 participants evaluated a multi-component nutraceutical formulation containing polyphenols, nicotinamide mononucleotide, pyrroloquinoline quinone, coenzyme Q10, and a trace mineral complex. Subjects consumed one sachet daily for 12 weeks, with assessments at baseline and at Weeks 4 and later timepoints, covering skin health, antioxidant status, fatigue, and self-perceived well-being [4].

NatureU Mind Care BeautyU and crow's-feet wrinkle parameters

A 56-day, single-center, open-label, single-arm exploratory study evaluated within-participant changes in skin-aging parameters after daily oral intake of a capsule product in adult women. The primary outcome was change from baseline in crow's-feet wrinkle count at Day 56 assessed by PRIMOS CR imaging; the secondary outcome was change from baseline in stratum corneum hydration assessed by Corneometer CM 825. Exploratory outcomes included skin elasticity, radiance, pigmentation, pore-related parameters, dermal thickness and density, and participant-reported skin appearance [8].

Cellbooster Shape and objective skin measurements after injection

A post-market clinical investigation is evaluating a CE-marked hyaluronic acid-based superficial epidermis/dermis injection filler and skinbooster in healthy subjects with signs of skin aging in the face. The product consists of non-crosslinked hyaluronic acid with L-carnitine and vitamin C and is designed for reducing local puffiness by improving microcirculation and hydration. Subjects receive a three-session treatment and are followed up over 70 days after the initial injection session, with several objective measurements of skin properties recorded [3].

Acetyl hexapeptide-8 and neuromuscular modulation in topical formulations

A review examined the structure and proposed mechanisms of action of acetyl hexapeptide-8, a biomimetic peptide used in topical formulations intended for anti-aging effects, scar treatment, and skin rejuvenation. The peptide is described as modulating neuromuscular activity, and the review focused on its skin permeability and efficacy in cosmeceutical vehicles [6].

Comparison of study models and reported endpoints

Study	Model / population	Elasticity-relevant endpoint
Copper tripeptide multi-target study [2]	In vitro elastic fiber model	Elastin production, elastase activity, scaffold protein expression
Ergothioneine trial [1]	Healthy adults 40–65 years	Skin elasticity (secondary), oxidative stress biomarkers
Collagen peptide trial [7]	Women 35–65 years with facial wrinkles	Age-associated skin beauty parameters
Bioactive compound supplement study [5]	In vitro plus clinical	Fibroblast function, collagen synthesis, glycative damage
NPQ Plus study [4]	55 healthy adults with skin concerns	Skin health, antioxidant status
NatureU BeautyU study [8]	Adult women, 56 days	Crow's-feet wrinkle count, stratum corneum hydration, elasticity (exploratory)
Cellbooster Shape investigation [3]	Healthy subjects with facial skin aging	Objective skin measurements over 70 days

Supporting mechanistic and delivery evidence

Additional work in this area has addressed how candidate actives reach the dermis and how they might be screened. A knowledge-graph and molecular docking study established a data-driven approach to identify cosmetic peptides with potential to enhance type III collagen through multi-target mechanisms [10]. A separate investigation described interface-engineered supramolecular collagen peptide nanocapsules for barrier repair and matrix remodeling, noting that transdermal delivery of hydrophilic low-molecular collagen peptides of approximately 5 kDa remains limited by the barrier function of the stratum corneum [11]. An integrative in silico and in vitro evaluation assessed the antiaging potential of the pentapeptides Vialox and Leuphasyl, framing skin aging as driven by intrinsic and extrinsic factors that degrade extracellular matrix collagen and elastin [12]. A randomized controlled study evaluated a comprehensive topical regimen incorporating niacinamide, Pro-Xylane, and panthenol after PicoWay laser, examining synergistic effects on skin barrier repair and anti-aging parameters [9].

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