ATIKA Journal — The Science of Skin Longevity

Which Supplements Help Skin Repair? (Barrier, Collagen, Recovery)

Skin repair depends on barrier function, structural support, and recovery capacity. This guide explains which supplement categories support each system, why results vary, and what supplements can —...

Collagen Cofactors: Nutrients That Make Collagen Supplements Work

Discover how key vitamins and minerals — collagen cofactors — help your body activate collagen peptides, strengthen skin structure, and improve hydration and repair.

Do Skin Supplements Actually Work? Evidence, Safety, and What to Expect

Skin supplements can support hydration, elasticity, and barrier function for some people, but they are not a shortcut or replacement for sunscreen, topical care, or medical treatment. This guide ex...

Collagen Supplements: What They Do, What They Don’t & How to Use Them

Collagen supplements may support skin hydration and elasticity for some people when taken consistently, but they do not reverse skin aging or replace medical care. This guide explains what collagen...

Can Hyaluronic Acid Dry Out Skin, Cause Acne, or Irritation?

Hyaluronic acid is often blamed for dry skin, breakouts, or irritation.This article explains when those reactions can happen, why they are usually caused by misuse or barrier damage, and how hyalur...

Which Supplement Is Good for Skin? A Biology-Based Guide

There is no single “best” supplement for skin. Skin outcomes depend on barrier function, structural support, and recovery capacity. This guide explains which supplement categories support each syst...

How Perimenopause Accelerates Collagen Loss: Skin Changes After 40

Hormone fluctuations in perimenopause can reduce collagen, alter barrier lipids, and change how skin responds to UV. This article explains the science behind these shifts and how targeted nutrition...

Do Dermatologists Recommend Skin Supplements? What They Actually Agree On

Dermatologists prioritize sun protection, topical treatments, and procedures first. This article explains where skin supplements fit, when they’re discussed, and what dermatologists generally agree...

Marine vs Bovine Collagen: What the Science Actually Shows

A clinical comparison of marine and bovine collagen based on human studies. Learn how peptide composition, bioavailability, quality, and cofactors influence collagen outcomes within foundational sk...

If You Can’t Name the Deficiency, You Don't Need the Supplement, Right?

“If you can’t name the deficiency, you don’t need the supplement” is good advice for classic deficiency diseases. But antioxidants don’t operate in a deficiency-replacement model. Oxidative stress ...