Skin Appearance & Hydration
Adults seeking evidence-based support for skin hydration/elasticity and fine lines.
skin
beauty
hydration
improve skin hydration and elasticity
support dermal collagen matrix
Core stack
Collagen peptides (hydrolyzed)
A-
Form: bovine/marine collagen peptides
Dose: 5–10 g/day
Any time; consistency matters
12 weeks
Why: Multiple RCT meta-analyses show significant improvements in hydration and elasticity vs placebo.
Cautions
- Check for fish/shellfish or bovine allergens
Hyaluronic acid (oral)
B
Form: sodium hyaluronate
Dose: 120–240 mg/day
With or without food
8–12 weeks
Why: Placebo-controlled RCTs report improvements in moisturization and wrinkle scores.
Cautions
- Generally well tolerated; rare GI discomfort
Adjuncts
Ceramides (plant- or milk-derived)
B-
Dose: 10–70 mg/day (per product)
With meals
Notes: Meta-analyses and RCTs suggest improved hydration and reduced TEWL.
Monitoring
- Skin hydration (subjective + device if available)
- Photos under similar lighting monthly