White Willow 4:1 Extract, PE is a concentrated powdered extract made from the bark of Salix alba, traditionally used* to support musculoskeletal comfort and general wellness.* This 4:1 extract delivers four times the botanical strength of the raw herb, making it ideal for supplement brands and functional product developers.

Formulated using Bio-Botanica’s gentle extraction process, this powdered extract preserves the naturally occurring salicin and polyphenolic compounds found in white willow bark. It is well-suited for use in capsules, tablets, and wellness blends aimed at supporting joint and back health.*

*The traditional uses described are not validated in multiple, well‑controlled, clinical scientific studies. These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure or prevent any disease.