Examining Olive Oil Extract on Knee Comfort and Function

Inclusion Criteria: Participants must meet all of the following criteria to be eligible for participation: * Adults aged 40 to 75 years * Self-reported knee discomfort for at least 3 months * Willing and able to take one study capsule daily for the duration of the study * Willing and able to complete digital questionnaires, functional movement tasks, and other study activities using the Alethios platform * Willing and able to wear a compatible activity-tracking device throughout the study * Willing and able to collect saliva samples at home using a provided kit, if applicable * Able to read and understand English * Willing to provide informed consent electronically Exclusion Criteria: Participants will be excluded if any of the following apply: * Diagnosis of inflammatory joint disease (e.g., rheumatoid arthritis) or other systemic inflammatory conditions affecting the knee * Any current or prior diagnosis from a licensed medical provider of knee disease * Knee surgery or significant knee injury within the past 6 months * Planned knee surgery during the study period * Known allergy or sensitivity to olive-derived products or any component of the study product * Current use of investigational drugs or participation in another research study during the study period * Any medical condition or circumstance that, in the opinion of the investigator, would make participation unsafe or interfere with study participation or data quality