Myths and truths about glucosamine: Does it really work for your joints?

Glucosamine is not only an amino sugar produced naturally by the body, but it's also found in some supplements and foods. But given its increased popularity in recent years, people are wondering if it actually works for joints.
There are many myths and truths about this substance, so it's important to understand them before consuming it to avoid risks to your overall health.
According to Harvard Health Publishing, several previous studies have reached conflicting conclusions about the benefits of this supplement for people with knee osteoarthritis. In these studies, they found that some patients felt slightly better when taking it, while others saw no benefit.
These are some myths and truths about glucosamine According to the aforementioned site, a 2018 analysis found that treating knee or hip osteoarthritis with glucosamine and chondroitin produced small improvements in pain scores, but they were unable to determine whether the improvements were truly significant.

It's not 100 percent certain that glucosamine relieves joint pain. Photo: iStock
On the other hand, a 2022 study involving more than 4,000 people found no convincing evidence that they provided any significant benefit.
Although there are many arguments in favor of this substance protecting joint health and preventing the worsening of arthritis, they are not 100 percent certain, according to researchers.
Although glucosamine and chondroitin are safe and may have some benefits for joints, like any medication, there are risks. In some clinical trials, people taking them have reported some symptoms:
- Heartburn or abdominal pain.
- Diarrhea.
- Sleepiness.
- Headaches.
- Allergic reactions.

It should be consumed in moderation and under medical supervision. Photo: iStock
Before taking this type of supplement, you should consult your doctor, as some people may experience adverse reactions or consume more than the recommended amount .
Additionally, you should avoid taking glucosamine if you have the following conditions, according to the 'Seguros Sura' website.
- It should not be administered intravenously.
- Anticancer drugs (Suspected of increasing the rate at which cancer cells replicate).
- If you are taking blood thinners such as warfarin, avoid taking them.
- Surgeries (Can alter blood sugar levels).
- People with cardiac conduction problems or arrhythmias.
- Children.
- Pregnant or nursing women.
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