Joints and bones

Avocado soybean unsaponifiables

Also called: ASU

An extract from avocado and soybean oils.

Why people take it
Osteoarthritis.
What the evidence says
Some evidence for hip and knee pain.
How it is usually taken
Usually 300 mg a day.
Be careful
Generally safe.
Medicines it can interact with
May affect warfarin.

Other joints and bones

ChondroitinMSMHyaluronic acidUndenatured type II collagenEggshell membraneCalcium with vitamin DVitamin D with K2

Common questions

What is Avocado soybean unsaponifiables?

An extract from avocado and soybean oils.

Why do people take Avocado soybean unsaponifiables?

Osteoarthritis.

Does Avocado soybean unsaponifiables work?

Some evidence for hip and knee pain.

How much Avocado soybean unsaponifiables do people take?

Usually 300 mg a day.

Is Avocado soybean unsaponifiables safe?

Generally safe.

Does Avocado soybean unsaponifiables interact with medicines?

May affect warfarin.

Sources and further reading

Last reviewed 31 October 2026. Written by Satya Babu.

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For information only, not medical advice. Supplements are not medicines: they are not tested and approved like drugs before they are sold, and they can interact with medicines. Talk to your doctor or pharmacist before you start one, especially if you are pregnant or breastfeeding, take regular medicines, or have kidney, liver or heart disease.