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Spud-tacular Beauty: Waste Potato for Youthful Skin
28 Nov
Summary
- Potato plant stems and leaves contain solanesol for Q10.
- Vitamin K2 from potato shaws linked to collagen metabolism.
- Project could create new income for Scottish farmers.

Researchers are uncovering the hidden potential within potato waste, aiming to transform discarded stems and leaves, known as 'shaws', into high-value cosmetic ingredients. These plant parts are rich in solanesol, a key component for producing antioxidant Coenzyme Q10, which is vital for youthful-looking skin. Additionally, they contain Vitamin K2, associated with collagen and calcium metabolism, offering a natural alternative to current cosmetic sourcing, which often relies on tobacco plants.
The initiative, spearheaded by the University of Aberdeen, promises significant benefits for the agricultural sector, particularly in Scotland. With a substantial amount of seed potatoes grown in the region, the project could unlock new revenue streams for local farmers by utilizing a previously overlooked resource. This innovative approach not only seeks to create 'skincare gold' but also aims to reduce agricultural waste, turning a byproduct into a sought-after commodity for moisturisers and face masks.
This groundbreaking research highlights the evolving landscape of cosmetic ingredients, moving towards sustainable and unconventional sources. By harnessing the power of potato shaws, the project could pave the way for more eco-friendly beauty products. The potential for up to 120 tonnes of solanesol annually from Scottish potato crops underscores the economic and environmental viability of this unique venture, promising a future where spuds are not just food, but also skincare saviours.




