Polyunsaturated fat found out in specific oils may well interact with anticoagulants like warfarin

https://zanecgre956.quillnesty.com/posts/quality-and-purity-of-active-pharmaceutical-ingredients-why-it-s-critical

Polyunsaturated fats stumbled on in selected oils also can work together with anticoagulants like warfarin, affecting blood thinning properties