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Beauty and nutrition collagen: the winning duo for radiant skin

Collagen is now at the heart of beauty and healthy aging strategies. Acting on the skin is no longer limited to cosmetic care: nutrition plays a key role in preserving radiance, firmness, and skin well-being over the long term.

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An editorial team specializing in nutrition. Authors of the book Beneficial Foods (Mango Editions) and the podcast Food Revolutions.

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Long confined to anti-aging creams, collagen has now established itself as a global ally of beauty, well-being, and healthy aging. Skin, hair, nails, joints: this structural protein plays a central role in the cohesion and resistance of tissues. But to obtain real benefits, an approach combining nutrition and external care remains the most relevant.

Here is why collagen has become a cornerstone of modern beauty routines — and how to incorporate it effectively into daily life.


1. Collagen: pillar of the skin’s structure

Collagen represents nearly 70% of the skin’s proteins. It forms a support network that is essential for skin firmness, elasticity, and tone. From the age of 25, its natural production begins to decline, encouraging the gradual appearance of wrinkles, sagging, and loss of radiance.

This decrease is accelerated by numerous factors: exposure to UV, oxidative stress, pollution, smoking, and a diet low in quality protein.


2. Skin beauty: why nutrition is essential

The skin is a living organ, constantly renewing itself. Its quality depends directly on the nutrients available to build its internal structures, particularly collagen.

A targeted intake via hydrolyzed marine collagen provides peptides that are easily assimilated by the body. These stimulate fibroblasts, the cells responsible for collagen synthesis, thereby contributing to skin that is more supple, better hydrated, and more even.

👉 Marine beauty collagen powder is easy to incorporate into a daily nutritional routine and is a particularly relevant solution to support healthy aging, especially when combined with a diet rich in vitamin C.


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3. Collagen and healthy aging: a holistic view of well-being

Aging well is not just an aesthetic issue. Collagen is involved in all connective tissues: skin, cartilage, tendons, bones. Supplementation is therefore part of an overall well-being approach.

Scientific data suggest that hydrolyzed collagen can:

  • improve skin elasticity and hydration,
  • reduce the appearance of wrinkles with regular intake,
  • support joint comfort and mobility.

A coherent approach to aging well therefore involves appropriate nutritional support, in addition to a balanced lifestyle.


4. Internal action and external care: an essential synergy

While nutrition works in depth, cosmetic care remains essential to protect the skin on a daily basis. A collagen cream does not reach the deep dermis, but it plays a key role in hydration, protecting the skin barrier, and immediately improving the appearance of the skin.

👉 A well-formulated anti-aging collagen cream helps smooth the skin, enhance comfort, and limit dehydration, especially for mature skin or skin exposed to external aggressions.


5. How to incorporate collagen into an effective beauty routine

For visible and long-lasting results:

  • Consume marine collagen daily, ideally for several weeks
  • Prioritize a diet rich in antioxidants and proteins
  • Apply a collagen treatment morning and evening
  • Limit sun exposure without protection.

Sources

¹ The Influence of Specific Bioactive Collagen Peptides on Knee Joint Discomfort in Young Physically Active Adults: A Randomized Controlled Trial

² [An overview of the beneficial effects of hydrolysed collagen intake on joint and bone health and on skin ageing]

³ Collagen peptides ameliorate intestinal epithelial barrier dysfunction in immunostimulatory Caco-2 cell monolayers via enhancing tight junctions

⁴ The gut microbiome-joint connection: implications in osteoarthritis

⁵ A weak link in metabolism: the metabolic capacity for glycine biosynthesis does not satisfy the need for collagen synthesis