What are Soy and avocado unsaponifiables?

Soy and avocado unsaponifiables are a mixture of natural plant extracts derived from soybean and avocado oil. This supplement is primarily used for its anti-inflammatory properties and is commonly used to treat osteoarthritis.

How does it work?

Soy and avocado unsaponifiables work by inhibiting various enzymes that cause inflammation in the body. This can help to reduce pain and inflammation associated with osteoarthritis.

What are the active ingredients that are important for its medicinal properties?

The active ingredients in soy and avocado unsaponifiables are a mixture of plant sterols and triterpenes, including beta-sitosterol, campesterol, stigmasterol, and avocado/soybean unsaponifiables.

What forms does it come in?

Soy and avocado unsaponifiables are commonly available in capsule form.

What if I have an imbalance or deficiency?

While there is no established daily requirement for soy and avocado unsaponifiables, deficiencies are not known to occur.

When was it first used for medicinal purposes?

Soy and avocado unsaponifiables have been used in Europe for several decades to treat osteoarthritis.

What does Soy and avocado unsaponifiables help with?

• Knee osteoarthritis: This is where ASU has its strongest track record. Multiple clinical trials show it meaningfully reduces knee pain and improves function compared to placebo, with results that build over 3–6 months. It works particularly well for moderate osteoarthritis and is often used as an alternative to long-term NSAID use.
• Hip osteoarthritis: ASU also shows solid results for hip OA, where pain and stiffness tend to be harder to treat. A notable long-term trial found that people with hip OA on ASU were significantly less likely to need joint replacement surgery compared to those on placebo — a meaningful real-world outcome.
• Cartilage breakdown and joint degeneration: ASU appears to slow the structural damage of osteoarthritis, not just mask the pain. It encourages cartilage cells to produce repair proteins and suppresses the enzymes responsible for breaking down joint tissue — making it one of the few natural options with potential disease-modifying effects.
• Joint pain and stiffness: Beyond diagnosed OA, ASU helps broadly with the dull, grinding pain and morning stiffness that comes with aging joints. Users typically notice easier movement and reduced pain on activity after consistent use for 4–8 weeks.
• Inflammatory joint conditions: ASU reduces key inflammatory signals in joint tissue, which contributes to its pain-relieving and protective effects. While it is not a treatment for autoimmune arthritis (like rheumatoid arthritis), it addresses the low-grade, wear-and-tear inflammation central to osteoarthritis.
• NSAID reduction (reducing reliance on pain medication): Several trials tracked how much pain medication participants needed alongside ASU and found that people on ASU were able to reduce their NSAID intake more than those on placebo. For people concerned about long-term NSAID side effects, this is a meaningful benefit.
• Functional mobility and movement limitations: Clinical studies measure not just pain but function — things like walking, climbing stairs, and daily activities. ASU consistently improves these functional scores alongside pain reduction, suggesting real-world improvements in quality of life.
• Chronic joint inflammation: For people with persistently inflamed, swollen joints due to osteoarthritis, ASU's anti-inflammatory action helps reduce that chronic background inflammation over time. Effects are gradual rather than immediate, making it better suited as a long-term strategy than an acute pain reliever.

What does it help prevent?

There is no evidence to suggest that soy and avocado unsaponifiables can prevent any conditions or symptoms.

Which foods are rich in it?

Soy and avocado unsaponifiables are primarily derived from soybean and avocado oil, but the concentration is not high enough in these sources to provide a significant amount of the supplement.

What are possible side effects?

Soy and avocado unsaponifiables are generally well-tolerated, but some individuals may experience mild gastrointestinal side effects, such as stomach upset or diarrhea.

What’s the recommended daily dose?

The recommended daily dose of soy and avocado unsaponifiables is 300mg taken in capsule form, typically divided into three doses of 100mg each.

How many days does it take to work?

Soy and avocado unsaponifiables may take several weeks to produce noticeable effects.

What time of day is best to take it?

There is no established time of day to take soy and avocado unsaponifiables.

Is it best to take it with or without food?

Soy and avocado unsaponifiables can be taken with or without food, although taking with a meal may help to minimize gastrointestinal side effects.