Shorter, milder colds? Iota-carrageenan cuts length and severity of upper respiratory infection symptoms

[Jennifer Tsang]

A few weeks ago, I ended up getting a cold that lasted forever. I’m talking about weeks of coughing, nasal congestion, and multiple boxes of tissues. At the same time, someone in my writers’ group shared that an iota carrageenan nasal spray helped her get over her cold quickly. She pointed me to a paper...