The Longevity Skin Strength + Resilience Serum for Visible Firming and Smoothing
Tatcha The Longevity Skin Strength + Resilience Serum for Visible Firming and Smoothing scores 6.8/9.8 overall. It ranks highest in low irritation risk (9.5) and formulation safety (9.0).
✶ Hero ingredients
Lightweight humectant and solvent
Lightweight oil that mimics skin's natural sebum
PEG-based emulsifier
Score breakdown
Scores last verified: July 2026
What makes Tatcha The Longevity Skin Strength + Resilience Serum for Visible Firming and Smoothing stand out
Tatcha The Longevity Skin Strength + Resilience Serum for Visible Firming and Smoothing is a solid serum with an overall score of 6.8/9.8. Positioned in the luxury bracket, it delivers a well-rounded formulation that balances efficacy with gentleness. The formula leads with Butylene Glycol, Squalane, Caprylyl Methicone — ingredients that support the skin barrier and moisture levels.
It performs well on low irritation risk (9.5). On the flip side, hydration could be stronger and active ingredient concentration is on the lighter side.
Is this right for you?
Great for
- ✓Sensitive skin — low irritation risk with a gentle formulation
- ✓Safety-conscious shoppers — clean formulation with minimal flags
- ✓Ingredient-aware buyers — transparent, well-documented formula
May not suit
- ⚠Very dry skin types looking for heavy-duty moisture
- ⚠Those seeking potent actives — this leans more maintenance than treatment
Key ingredients
- ✶Butylene Glycol
Draws in moisture — #1 in the INCI list
- ✶Squalane
Softens and smooths — #2 in the INCI list
- ✶Caprylyl Methicone
Softens and smooths — #4 in the INCI list
- ✶Diphenylsiloxy Phenyl Trimethicone
Softens and smooths — #5 in the INCI list
- ✶Camellia Sinensis Leaf Extract
Works on your skin — #6 in the INCI list
Full ingredient list
31 ingredients — listed in INCI order (highest concentration first)
Compare with similar products
- Lancôme Renergie C.R.X. Triple Serum Retinol9.7
- INNBEAUTY PROJECT Pro C Serum Brightening Solution with 15% Vitamin C + Ferulic Acid9.7
- innisfree Vitamin C Brightening Serum-Infused Mask for Dark Spots9.7
- Skinfix barrier+ Triple Lipid Activating Serum With Plumping Peptides and Niacinamide9.6
- innisfree Gentle Retinol + Salicylic Acid Acne Serum for Blemishes + Post-Acne Scars9.6
Ingredient breakdown
- Added scent9
- Softens and smooths7
- Works on your skin6
- Holds the formula together4
- Other ingredient2
- Keeps the product fresh2
- Draws in moisture1