byNUT GUIDE · FIRMNESS AND WRINKLES

Firmness and wrinkles: what a skincare routine can do.

Hydration, sun exposure, movement and normal skin changes affect lines and firmness in different ways. Knowing what you want to work on helps you focus where it matters.

BEFORE TREATMENT

Before choosing an active, look at what kind of change you want to work on.

Hydration, accumulated sun exposure and normal skin changes affect how skin looks in different ways. That's why a single cream can't do the same thing in every case.

A routine can improve hydration, comfort, texture and the look of some fine lines. It's best to start from realistic expectations about what a cosmetic can do.

Skincare can soften the look of fine lines and care for the surface; a deep wrinkle or a significant loss of support won't disappear with a cream.

01
Water and comfortDry or dehydrated skin can show surface lines more.
02
UV radiationAccumulated exposure contributes to wrinkles and loss of elasticity.
03
Time and structureFirmness also changes through processes a cosmetic can't fully reverse.
HOW IT PRESENTS

Fine lines, photoaging and firmness: not the same thing.

01 · FINE LINES AND TIGHTNESS

When the skin asks for comfort.

Surface lines can look more pronounced when hydration is lacking or the skin feels dry. Improving comfort can soften their appearance.

Priority: hydration and a cream that helps reduce water loss. See also the hydration guide.

02 · EXPRESSION LINES AND PHOTOAGING

When time and sun leave their mark.

Facial movement influences expression lines. Accumulated UV radiation can accelerate wrinkles and texture changes.

Priority: daily sun protection. If you want to work on fine lines, consider a cosmetic retinoid introduced gradually, according to tolerance.

03 · CHANGES IN FIRMNESS

When the skin's support changes.

Elasticity and firmness change over the years. A routine can care for the skin and improve its appearance, but it isn't equivalent to a lifting procedure.

Priority: protection, hydration and consistency. Peptides can fit in as a cosmetic option, but the evidence on topical peptides is more limited and variable than for retinoids. Don't expect an effect comparable to a medical procedure.

byNUT CRITERION

The foundation is still simple: protect, hydrate, and then decide whether you need an active.

By day: hydration if you need it and a broad-spectrum sunscreen. Reapply when needed, especially if you spend time outdoors.

At night: gentle cleansing and hydration. A peptide serum can fit if you prefer a simple cosmetic option, bearing in mind that the evidence depends a lot on the peptide and the formula.

If you want to go further: retinal is an option for fine lines and photoaging, introduced gradually and without pushing irritated skin. Don't use retinoids during pregnancy or if you're trying to conceive. If you have questions about using them, consult a healthcare professional.

There's no need to add everything at once. Consistency and tolerance matter more than the number of steps.

PRODUCTS · DIFFERENT FUNCTIONS

Products by your routine's priority.

These options serve different functions. NUT can help you organize them into a personalized routine.

Purito Seoul Mighty Bamboo Panthenol CreamCOMFORT AND HYDRATION

Purito · Mighty Bamboo Panthenol Cream

If tightness and surface lines made more visible by dryness predominate, start with a comforting cream. It doesn't replace sun protection.

View product →
Geek and Gorgeous Power PeptidesFIRST ACTIVE STEP

Geek & Gorgeous · Power Peptides

For those looking for a cosmetic peptide option without going straight to retinal. Results are gradual and not equivalent to a lift.

View product →
Arencia Retinal Booster ShotNIGHTTIME STEP-UP

Arencia · Retinal Booster Shot

For fine lines and signs of photoaging once your skin tolerates a retinoid. Introduce it on alternate nights or less often at first.

View product →
SKIN1004 Madagascar Centella Air-Fit Suncream Plus SPF50+DAILY BASE

SKIN1004 · Air-Fit Suncream Plus SPF50+

An SPF50+ to protect against UV radiation. Daily sun protection is the most important decision for limiting photoaging.

View product →
FREQUENTLY ASKED QUESTIONS

Firmness and wrinkles, without impossible promises.

Are dehydration lines wrinkles?

Dehydrated skin can make surface lines more visible. Improving hydration can soften their appearance, but it won't eliminate all wrinkles.

Can a cream tighten skin that has lost firmness?

It can improve comfort and surface appearance. It doesn't fully restore the skin's support or deliver the result of a medical procedure.

Peptides or retinal: where to start?

If you prioritize simplicity and tolerance, peptides can be a first cosmetic step. For fine lines associated with photoaging, retinoids have better evidence, but they need to be introduced gradually.

Is it essential to use retinoids?

No. A routine of sun protection, hydration and gentle cleansing makes sense on its own. If you want to try retinal, introduce one product at a time and watch how your skin tolerates it.

What's the point of SPF if I already have wrinkles?

It helps reduce the UV exposure that contributes to new signs of photoaging. It belongs in any care routine, even if lines are already visible.

When is it worth seeking a dermatological assessment?

If you want to explore treatments for deep wrinkles or a marked loss of firmness, or if your skin gets persistently irritated by actives, consult a professional.

YOU MAY ALSO FIND THIS HELPFUL

Hydration and texture also change how lines are perceived.

If lines look deeper when your skin is dry, see hydration. If you also notice changes in relief, go to texture and pores.

YOUR ROUTINE, WITH CRITERIA

A routine for lines and firmness doesn't need to start with four actives.

NUT takes into account what you want to work on, how your skin is and what you tolerate to help you organize a realistic routine that's easy to keep up.

Create your routine with NUT →

Educational and cosmetic content. It does not replace a dermatological assessment.

SOURCES
  1. American Academy of Dermatology. How to select anti-aging skin care products.
  2. American Academy of Dermatology. Retinoid or retinol?.
  3. American Academy of Dermatology. 11 ways to reduce premature skin aging.
  4. Comparative efficacy of topical interventions for facial photoaging. Systematic review and network meta-analysis (2025).
  5. Revisión sistemática 2026 sobre péptidos y envejecimiento cutáneo: PubMed.

Images: skin macros created for byNUT as educational visual references; they cannot be used to diagnose a skin condition.