ATIKA Journal — The Science of Skin Longevity

All posts
advanced skin nutrition
algae for skin
androgens
antioxidant defense
antioxidants
astaxanthin
ATIKA
barrier
barrier lipids
beauty from within
bemotrizinol
beta carotene
blue light
bovine collagen
carotenoids
catechins
ceramides
collagen
collagen cofactors
collagen decline
collagen loss
collagen peptides
collagen supplements
Collagen Type 1
Collagen Type 3
cortisol
dermal repair
dermis
egcg
epidermis
estrogen
fda
flavanones
foundational skincare
Gelatin
GLP-1
glutathione
glycation
grape seed
gut–skin axis
HEV
hormones
HRT support
Hyaluronic Acid
Hydration
hypodermis
immune signaling
inflammaging
inflammation
ingestible skin health
internal vs topical skincare
intestinal permeability
laser recovery
lutein
maqui
marine collagen
menopause
microbiome
midlife skin
nac
niacinamide nad+
nutritional dermatology
oxidative stress
ozempic
perimenopause
photoaging
phytonutrients
pollution
retinoids
selenium antioxidants
silica bamboo extract
skin aging
skin barrier
skin layers
skin longevity
skin nutrition
skin structure
skincare science
sugar
sunblock
sunscreen
supplements
thyroid
topical synergy
topicals
turnover
UV defence
UV defense
UV exposure
VERISOL
vitamin C
Whole Collagen
zinc

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.