Which supplement works better to reduce joint pain: chondroitin sulfate or glucosamine hydrochloride?

Ratings at a Glance

Supplement	Effectiveness Rating	Confidence Rating
Chondroitin Sulfate
Glucosamine Hydrochloride

Effectiveness Rating: Chondroitin Sulfate vs Glucosamine Hydrochloride

The effectiveness rating is a measure of the supplements' ability to reduce joint pain. This rating answers the question of whether or not a supplement does what it claims. Both chondroitin sulfate and glucosamine hydrochloride have good (but not great) evidence showing they may be able to reduce joint pain. Both supplements should provide some positive results.

Confidence Rating: Chondroitin Sulfate vs Glucosamine Hydrochloride

Another factor to take into account when comparing supplements is the confidence rating. This rating is a measure of how valid each supplement's effectiveness rating is. Remember, the confidence rating is a measure of how much you can trust the effectiveness rating. This rating is based on how many studies are included in the database on a supplement's claims. Ideally, you want a high effectiveness AND confidence rating.

Both chondroitin sulfate and glucosamine hydrochloride have low confidence ratings. This means neither supplement has an adequate amount of research to back up this claim. A low confidence rating questions the validity of the effectiveness rating.