Eating too much sugar and white bread can cause gummy sticky stuff to form in your skin, which makes your collagen and elastin fibers stick together—leading to stiff, wrinkly skin that doesn’t bounce back like it used to.

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Evidence from Studies

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Potential Role of Dietary Antioxidants During Skin Aging

Narrative Review

2025 May

This study says that eating lots of sugary, processed foods can make your skin age faster because those sugars stick to skin proteins and make them stiff, leading to wrinkles and loss of elasticity—exactly what the claim says.

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Source Study

Potential Role of Dietary Antioxidants During Skin Aging

Score: 1

DOI: 10.1002/fsn3.70231

Similar Assertions

When sugar in your body sticks to skin proteins like collagen and elastin, it makes them stiff and gummy over time—this is why skin loses its bounce and starts to wrinkle as you age.

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Eating more fruits, veggies, and whole foods while cutting back on sugar and white bread can help keep your skin from getting damaged by sticky sugar molecules that make it age faster.

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Eating too much sugar and fatty junk food can make your skin age faster because these foods trigger chemical reactions that damage skin cells and make them lose their bounce and glow.

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When sugar in your body sticks to skin proteins without needing enzymes, it creates gunk that makes skin wrinkle and lose elasticity — and scientists have studied this process more than almost any other cause of aging skin.

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