Marine or bovine collagen: which one to choose for your health and skin?

Collagen is an essential protein for maintaining youthful skin, strong joints, and overall vitality. As we age, our natural collagen production declines, making it important to consider supplements. But one question often arises: should you choose marine collagen or bovine collagen?

In this article, we take stock of the differences, benefits and selection criteria to help you make an informed decision that is suited to your needs.

What is collagen and why is it essential?

Collagen is the most abundant protein in the human body. It represents nearly 30% of total protein and acts as a true "biological cement," maintaining the structure and strength of tissues. Without it, skin loses its elasticity, hair becomes more brittle, nails break more easily, and joints become painful.

There are three main types of collagen:

• Type I : the most present in the body, found in the skin, bones, tendons and ligaments.
  

• Type II : located in the cartilage, it is essential for joint mobility.
  

• Type III : Associated with type I collagen, it is found in the skin, muscles and blood vessel walls.
  
  

With age, collagen production declines. From the age of 25, we lose about 1% per year, a phenomenon that becomes more pronounced after the age of 40. Stress, smoking, lack of sleep, and an unbalanced diet also accelerate this decline.

To limit these effects, more and more people are turning to hydrolyzed collagen , a predigested form (peptides) that mixes easily with drinks and is well absorbed by the body. But which should you choose between marine and bovine collagen?

Marine collagen: an ally for beauty and youth

Marine collagen is obtained from the skin and scales of fish. This process gives it high bioavailability : its peptides are small, which allows for rapid and efficient absorption.

The benefits of marine collagen are particularly appreciated in the fields of beauty and anti-aging:

• More hydrated and firmer skin : several scientific studies show that a marine collagen treatment improves skin elasticity and reduces the depth of wrinkles.
  

• A restored radiance : by strengthening the skin's structure, marine collagen helps restore a luminous and even complexion.
  

• Optimal tolerance : except for people allergic to fish, marine collagen is very well tolerated and does not present any notable side effects.
  
  

It is therefore recommended primarily for people who want to preserve the youth and beauty of their skin or who wish to prevent the visible signs of aging.

Bovine collagen: strength, mobility and vitality

Bovine collagen is sourced from the skin, bones, and cartilage of cattle. It contains primarily type I and III collagen, making it a very comprehensive supplement.

Its positive effects are manifested on several levels:

• Joints and mobility : It helps relieve pain associated with osteoarthritis or cartilage wear. Many athletes use it to reduce joint discomfort and prevent injuries.
  

• Muscle recovery : Combined with exercise, bovine collagen supports muscle fiber regeneration and can help maintain good muscle mass with age.
  

• Skin and connective tissue : Although less targeted than marine collagen for beauty, it still helps improve skin firmness and strengthen hair and nails.
  
  

Another advantage is its more affordable price , which allows for regular supplementation without budget constraints. For those looking for a versatile supplement, bovine collagen is an option to consider.

Marine or bovine collagen: what are the key differences?

Although their actions overlap, each source has its own characteristics:

• Origin : Marine collagen comes from fish, bovine collagen from cattle.
  

• Collagen types : Marine contains mainly type I (beauty, skin), while bovine combines type I and III (skin, muscles, joints).
  

• Bioavailability : Marine collagen is slightly better absorbed thanks to the finesse of its peptides.

• Main targets : Marine is recommended for wrinkles, elasticity and radiance of the skin; bovine for joints, muscles and overall well-being.
  
  

Which collagen should you choose according to your needs?

Your choice depends above all on your priorities:

• Beauty of the skin and fight against skin aging : favor marine collagen.
  

• Joint pain, prevention of osteoarthritis or regular sports practice : turn to bovine collagen.
  

• Overall Support : Bovine collagen is an affordable and versatile option, but some people choose to alternate or combine the two sources.
  
  

To maximize effectiveness, always choose hydrolyzed collagen and combine it with a source of vitamin C (found in citrus fruits, kiwis, or bell peppers). Vitamin C is essential for the body's natural collagen synthesis and enhances the supplement's effect.

Two complementary allies

Marine collagen and bovine collagen aren't opposites; they complement each other. The former is ideal for those looking to enhance skin's beauty and slow the appearance of wrinkles. The latter is a more versatile solution, perfect for athletes, those suffering from joint discomfort, or those seeking overall support.

The key is to select a high-quality supplement that is well-dosed and tailored to your personal goals .

Discover the NU•RISH collagen range , designed to support both skin and joint health, and choose the formula that's right for you.