ATIKA Journal — The Science of Skin Longevity

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Collagen & Glycation: How Sugar Ages the Dermal Matrix

A clinical explanation of how glycation and advanced glycation end products (AGEs) stiffen dermal collagen, interact with UV and hormones, and where foundational skin nutrition fits within long-ter...

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collagen

Internal vs Topical Collagen Support: What Each Can and Cannot Do

A clinical comparison of internal collagen peptides and topical skincare, showing how each influences collagen biology through different pathways and how they work together within foundational skin...

collagen

Collagen & Menopause: Perimenopause vs Menopause Deep Dive

A clinical explanation of how collagen changes across perimenopause and menopause, how estrogen decline affects dermal structure, and where foundational skin nutrition supports skin longevity.

collagen

Collagen Peptides vs Gelatin vs Whole Collagen: What Each Means for Skin

A clinical comparison of collagen peptides, gelatin, and whole collagen — how they differ in structure, absorption, and evidence, and what actually matters for skin.

collagen

Collagen Types in Skin: Type I vs Type III Explained

A clear, evidence-based guide to the collagen types found in human skin—especially type I and type III—what they do, how they change with age, and how foundational skin nutrition supports the derma...

Portrait of a woman touching her cheek, framed by vertical panels that emphasize natural skin tone, freckles, and calm expression.

collagen

How Long Do Collagen Supplements Take to Work?

A clinical review of how long collagen supplements take to work, including VERISOL® timelines for elasticity, hydration, wrinkle appearance, and dermal collagen density.

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collagen

How Collagen Peptides Work: Mechanisms, Human Evidence, and Why ATIKA Uses VERISOL® at 2.5 g

A clinical explanation of how low-molecular-weight collagen peptides are absorbed, how VERISOL® supports dermal collagen in human trials, and why ATIKA uses a 2.5 g dose.

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collagen

What Destroys Collagen? UV, Oxidative Stress, Hormones & Lifestyle

Collagen breakdown is driven by UV exposure, oxidative stress, hormonal changes, glycation, and lifestyle factors such as smoking, sleep, pollution, and diet. This article explains the biological m...

collagen

What Is Collagen? A Plain-Language Guide for Skin

A clear, evidence-based explanation of what collagen is, where it sits in the skin, how its structure changes with age and UV exposure, and why type I and III collagen matter most for visible firmn...

The Four Layers of Skin Nutrition: Structure, Lipids, Antioxidants, Cofactors

At a Glance Skin health is shaped by four interacting layers: structure (collagen and elastin), lipids (barrier), antioxidant systems, and micronutrient cofactors. Each layer depends on specifi...