NAC is beneficial for COVID-19.

• Study: N-Acetylcysteine to Combat COVID-19: An Evidence Review
• Despite the evidence, this is what the NIH COVID-19 Treatment Guideline doesn’t mention NAC at all.

A friend tried to purchase NAC through Facebook recently and saw this message:

Isn’t PayPal like a bank or a credit card? How can they determine what we purchase, in a free country?