What is MSM and how can the ingredient support skin?

Published: 20-May-2026

Methylsulfonylmethane is a celebrated go-to ingredient for joint health, but holds surprising potential for skin care, says Jessica Arnaly

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In recent years, nutrition and skin care have started to merge, giving rise to an ‘inside-out skin renewal’ approach.

While skin health has traditionally revolved around topical solutions, today’s consumers are looking inwards, embracing the logic of ‘we are what we eat’.

This shift is fuelling the nutricosmetics market, with data showing a 4% average annual growth for supplement launches featuring skin health claims from July 2020 to July 2025 [source: Innova Market Insights].

While staples like retinoids, collagen and hyaluronic acid still dominate the shelves, lesser- known ingredients such as methylsulfonylmethane (MSM) are quietly stepping into the spotlight, offering a powerful – yet unexplored – option for diet-driven skin support.

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