They won’t help you if you’ve got a cold, but they might keep the cold from spreading. From Kleenex to Sell Tissue That Kills Viruses:
Kimberly-Clark patented the design of the new 3-ply tissue, which has a middle layer treated with an acidic anti-viral formula of citric acid and sodium lauryl sulfate.
Perhaps you could make your own from lemons (citric acid) and cheap shampoo (sodium lauryl sulfate)…
The new tissues kill viruses, but how many people get colds from used tissues?
In controlled tests conducted by Kimberly-Clark and an outside laboratory, the acidic compound killed 99.9 percent of viruses, Erb said. He said the company won approval from the Environmental Protection Agency to sell the product.