Feverfew is an herb that has been traditionally used by European herbalists for centuries. More modern research indicates that its main bioactive compound is parthenolide. NOW® Feverfew is standardized to 0.5% - 0.7% Perthenolide per capsule.
Natural color variation may occur in this product.
• Standardized Extract
• 0.5% - 0.7% Parthenolide