The Secret of Aspirin in Laundry: A Tradition Passed Down


For decades, a curious tip has circulated among thrifty homemakers and vintage laundry enthusiasts: “Add aspirin to your wash to brighten whites, remove stains, and revive dingy fabrics.” Rooted in old-school wisdom and passed down through generations, this hack sounds almost too simple to be true.

But what’s the science behind it—and is it actually worth trying?


🔍 The Claim: What Aspirin Is Supposed to Do in Laundry

  • Brighten yellowed whites (especially on collars, cuffs, and vintage linens)
  • Lift sweat, deodorant, and body oil stains
  • Restore faded colors
  • Act as a “booster” without harsh bleach

The idea is that aspirin—acetylsalicylic acid—works like a mild acid or enzyme to break down residues and brighten fabrics gently.


🧪 What Science Says: It’s Complicated


 

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