Nutricosmetics
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Our expert’s opinion on Granions Collagen+ Beauty
Olivia Royer
Granions expands its beauty range with a marine collagen designed for the skin. Olivia Royer, PharmD and expert in nutrition, has thoroughly examined its composition: collagen quality, choice of active ingredients, safety, and overall consistency of the formula.
Should you take glycine or collagen?
Olivia Royer
In the world of nutrition, collagen and glycine are often compared. Are they complementary or interchangeable? Let’s decode what the studies say to help you choose between the two.
5 surprising benefits of collagen for your body after age 30
Darwin Nutrition
Starting at age 30, the body’s collagen production gradually slows. Yet collagen is crucial for the health of the skin, joints, bones, and even muscles.
Hair loss: what if you’re deficient in vitamin D?
Olivia Royer
Besides its key role in bone and immune health, vitamin D also contributes to hair health. Can a deficiency cause hair loss?
The 6 best hair supplements, according to a dietitian (2026)
Maxime Mességué
Hair dietary supplements have proliferated in recent years. How do you choose among all the available brands? Maxime Mességué, a dietitian-nutritionist, analyzed and compared 15 products to guide you.
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