Anti-Aging: What Actually Works, and What Doesn't

Anti-aging is not a scientific concept. It's a marketing term. Dermatology speaks of intrinsic cutaneous aging (driven by genetics and hormones) and extrinsic cutaneous aging (driven by sun exposure, tobacco, pollution, and lifestyle). Anti-aging describes neither of these processes. It describes a commercial promise.

In September 2017, Allure magazine announced it was banning the term from its pages. Editor-in-chief Michelle Lee wrote that using it subtly reinforced the idea that aging is a condition to fight against. Days later, AARP made the same decision for its publications. Nearly a decade on, the cosmetics industry still plasters it across packaging, product pages, and ads. Consumers keep buying it, because the word promises something powerful: turning back time.

That doesn't exist. What does exist is skin that ages, and three categories of action that can slow, soften, prevent, or compensate for that aging. Three only. Cosmetics is one. Aesthetic medicine is another. Surgery is the third. None of them turns back time. All of them have their scope, their limits, their honesty.

This article draws that scope clearly. It draws on the clinical observations of Dr. Joëlle Sebaoun, a Paris-based dermatologist who practices facial aesthetic medicine daily: Botox, hyaluronic acid, lasers, peels. It draws on the available scientific literature. And it draws on Mimétique's own position, a biomimetic skincare brand that has chosen, from its very beginning, never to promise a customer something that can't be delivered.

Anti-aging is a promise. Honest cosmetics is something else.

Anti-Aging Is Not a Scientific Term

The landmark review on cutaneous aging, published by Farage, Miller, Elsner, and Maibach in the International Journal of Cosmetic Science in 2008, lays out the framework. Intrinsic aging is a natural structural process, genetically determined. It begins at the end of growth and unfolds slowly: epidermal thinning, dryness, fine lines, gradual loss of elasticity. Nobody stops it.

Extrinsic aging, by contrast, is environmental. A more recent review by Shin, Lee, Rho, and Park in Frontiers in Physiology in 2023 details the mechanisms: UV exposure, pollution, tobacco, diet, sleep. These factors generate oxidative stress, degrade collagen, and accelerate cellular senescence. This form of aging is largely preventable.

Aging is not a disease. It's what living organisms do. Skin that changes reflects biology that works, not a failure to correct. Anything useful that cosmetics can do starts with that admission.

What Happens When You Start at 18

In Joëlle Sebaoun's practice, patients are arriving younger and younger. At 16, sometimes, brought in by their mothers asking for an anti-wrinkle treatment for their daughters. At 18, they're asking for retinol.

In July 2025, the journal Pediatrics published the first peer-reviewed study on teenage skincare routines on TikTok. Northwestern Medicine researchers, led by Molly Hales, created two TikTok accounts declaring an age of 13 and collected 100 unique videos from 82 different creators, all between 7 and 18 years old. The average routine involves six different products per day. The average monthly cost reaches $168, with some routines exceeding $500. The researchers identified a frequent combination of irritating actives (alpha-hydroxy acids, retinoids, chemical exfoliants) applied simultaneously, and a near-total absence of sun protection. Their conclusion: these routines offer little to no benefit for the pediatric population they target.

An ethics letter published in August 2024 in Skin Research and Technology by Aarushi Parikh (Rutgers Robert Wood Johnson Medical School) and Shari Lipner (Weill Cornell Medicine) goes further. The risks identified are not only dermatological (irritation, inflammation, photosensitization, scarring) but psychological as well: early obsession with perfect skin, anxiety, and distorted body image.

A 14-year-old's skin doesn't need anti-aging actives. It needs a gentle cleanser, a moisturizer, and sun protection. Everything else is cosmetic overconsumption marketed as self-care. The industry knows this. Dermatologists say it out loud.

What a Cream Can Actually Do

A cream works on the epidermis. That's its zone of action. The dermis, which holds collagen, elastin, and fibroblasts, and which largely determines visible skin firmness, is mostly out of reach.

Joëlle Sebaoun puts it simply: "What a cream does well is hydrate, give the skin what it needs to drink and eat, help it function. That's already a lot. But a cream won't restructure the facial support structure."

What honest cosmetics can legitimately promise: hydration, barrier support, softened appearance of fine lines, more even skin texture, revived radiance, and protection against extrinsic damage (UV, pollution). That's the definition of skincare. It's not anti-aging, it's pro-skin. The distinction matters.

On actives themselves, science has settled some long-held assumptions. A prospective, randomized, double-blind study published in February 2019 in the British Journal of Dermatology by Dhaliwal and colleagues (UC Davis, University of Michigan) compared two ingredients in 44 patients over 12 weeks: 0.5% retinol and 0.5% bakuchiol, a plant-derived active. Result: no statistical difference between the two in reducing the surface area of wrinkles and hyperpigmentation. The retinol group, however, reported significantly more irritation, tightness, and flaking.

That's why Mimétique chose bakuchiol over retinol from the start. Demonstrated efficacy. Better tolerability. No teratogenicity. Compatible with sensitive skin, pregnancy, and breastfeeding. Sound science, and an ethical choice.

The analogy Joëlle uses in her practice is brushing your teeth. Brushing doesn't replace a dental cleaning. It prevents, maintains, and preserves. It doesn't treat a cavity. Honest cosmetics does the same for skin: it maintains, prevents, accompanies. It doesn't treat volume loss. It doesn't lift a drooping brow.

What Actually Works on Aging

When cosmetics reaches its limit, aesthetic medicine takes over. Its zone of action is the dermis and subcutaneous structures. Its tools are injectables, energy-based devices, and chemical agents. Its results are visible, documented, and temporary.

Botulinum toxin, better known as Botox, targets dynamic wrinkles, those formed by repeated muscle contraction. A literature review published by Bagus Komang Satriyasa in 2019 in Clinical, Cosmetic and Investigational Dermatology details the mechanism: the toxin blocks acetylcholine release at the neuromuscular junction, temporarily paralyzing the targeted muscle. Effects appear within 24 hours to 2 weeks, peak between 1 and 4 weeks, and last 3 to 6 months. The standard dose for a given area is 20 units.

Joëlle Sebaoun observes a shift in demand. "We're seeing 20-year-olds ask for preventive Botox on the frown line, because the wrinkle forms through repeated contraction. If you block the contraction, the wrinkle develops less. The logic holds, as long as it's done well and kept measured."

Injectable hyaluronic acid follows a different logic. On fine lines first, in the early years. Then, progressively, on volume loss, which becomes visible between 35 and 45 depending on facial structure. Joëlle draws a clear line: "Beyond 3 or 4 syringes, it's no longer natural. It's remodeling. And that's a different territory entirely."

Surgical lifting enters the picture when non-invasive tools have reached their ceiling. Joëlle places the window between 50 and 60 for most cases. A facelift doesn't turn back time either. It repositions structures that have migrated. It offers a decade of looking younger. It is temporary on the scale of a life.

None of these interventions is inherently problematic. All have their scope. All have their limits. All are honest when they say what they do and what they don't.

What Mimétique Promises, and What Mimétique Doesn't

Mimétique mimics the skin to give it back its full potential. That's the promise, and it's everything. No reclaimed youth. No twenty years erased. No magic.

Mimicking skin means formulating actives that speak its language. Biomimetic peptides that replicate its natural messengers. Ceramides that replicate the ones the skin produces itself. Skincare that doesn't work against the skin, but with it.

What Mimétique does: hydrate, support, soften, protect, prevent. What Mimétique doesn't do: restructure a face, replace a medical protocol, erase ten years in four weeks. No cream does that. Anyone who promises otherwise is lying.

Mimétique is not an anti-aging brand. Mimétique is a pro-skin brand. It accompanies the passage of time instead of turning it into an enemy. It celebrates life at every stage instead of erasing its traces. And when a customer needs something beyond a cream, Mimétique says so. It refers her to a dermatologist, an aesthetic medicine practitioner, a surgeon. Because honest cosmetics knows where it stops.

That's the only way to make cosmetics worth making.

Sources

1. Farage MA, Miller KW, Elsner P, Maibach HI. Intrinsic and extrinsic factors in skin ageing: a review. International Journal of Cosmetic Science, 2008, 30(2):87–95. DOI: 10.1111/j.1468-2494.2007.00415.x. PMID: 18377617.

2. Shin SH, Lee YH, Rho NK, Park KY. Skin aging from mechanisms to interventions: focusing on dermal aging. Frontiers in Physiology, 2023, 14:1195272. DOI: 10.3389/fphys.2023.1195272. PMID: 37234413.

3. Hales M, Rigali S, Paller A, Liszewski W, Lagu T. Pediatric Skin Care Regimens on TikTok. Pediatrics, 2025, 156(1):e2024070309. DOI: 10.1542/peds.2024-070309. PMID: 40484399.

4. Parikh AK, Lipner SR. Glow or No-Go: Ethical considerations of adolescent and teen skincare trends in social media. Skin Research and Technology, 2024, 30(8):e70029. DOI: 10.1111/srt.70029. PMID: 39185758.

5. Dhaliwal S, Rybak I, Ellis SR, et al. Prospective, randomized, double-blind assessment of topical bakuchiol and retinol for facial photoageing. British Journal of Dermatology, 2019, 180(2):289–296. DOI: 10.1111/bjd.16918. PMID: 29947134.

6. Satriyasa BK. Botulinum toxin (Botox) A for reducing the appearance of facial wrinkles: a literature review of clinical use and pharmacological aspect. Clinical, Cosmetic and Investigational Dermatology, 2019, 12:223–228. DOI: 10.2147/CCID.S202919. PMID: 31114283.

Media sources:
Allure Magazine, "Allure Magazine Says Goodbye to the Term Anti-Aging," September 2017.
AARP, "AARP Drops the Term Anti-Aging," August 2017.