What side effects do people report with NAC?

Most often: anhedonia, stomach issues, depression, emotional blunting, headache.

What else do people take for digestion?

Psyllium Husk (89% of 84), BPC-157 (84% of 111), L-Glutamine (92% of 26), Probiotics (84% of 86), Digestive Enzymes (90% of 21).

Supplement

Does NAC help with digestion?

Q: Does NAC help with digestion?

Often, yes. 71% of 24 people who reported on NAC for digestion say it improved; 0% noticed no change and 29% say it got worse.

Often, yes. 71% of 24 people who reported on NAC for digestion say it improved. 0% noticed no change and 29% say it got worse. That is below the typical result for digestion (84% across 10 options).

Digestion: what users report

71%better24 reports · medium confidence

17 better0 no change7 worse

Ranked #9 of 10 for digestion.

What people say about NAC and digestion

“NAC and Betaine HCL have helped me get closer to something like normal digestion.”

Read the discussion ↗

What the research says

AResearch: Strong387 meta-analyses · 767 trials on PubMed

None of the top reviews we found look specifically at digestion. See all research on NAC.

Side effects people mention

anhedonia 99stomach issues 28depression 21emotional blunting 17headache 5

What else is NAC used for?

Mood 65%of 323 Anxiety 90%of 301 Focus 81%of 170 Energy 73%of 91 Sleep 71%of 48 Immunity 95%of 40 Appetite 91%of 34 Pain & inflammation 85%of 33

Information only — not medical advice. How we count