N-Acetyl Glucosamine (NAG)
Solid evidence for gut. Not a miracle worker, but genuinely useful for the right person.
Verdict
6/10 Mixed
Evidence
Grade B / 100+ Studies
The No-BS Summary
8 things. 60 seconds. Everything you need.
WHAT IT DOES
Gut-friendly glucosamine. Gut lining and joints.
DOES IT WORK?
6/10 Mixed. Form of glucosamine that also supports gut lining. May help IBD. Good for those who don't tolerate shellfish glucosamine.
HOW MUCH TO TAKE
See product label
COST
Budget-friendly. $20-35/month for quality brands.
FIRST 24 HOURS
Don't expect miracles on day one. It's building in your system.
AFTER A FEW WEEKS
Give it 4-8 weeks for full effects. Patience pays.
SAFETY
Safe for most people. No red flags at normal doses.
HOW IT FEELS
Gut and joint support. May take weeks to notice.
QUICK ANSWERS
+ 4 more questions
DOSE-RESPONSE CURVE
How effective is creatine monohydrate at different doses? Here's what the research shows.