Dietary Supplement. Supports a Healthy Inflammatory Response*. Supports Healthy Blood Flow* - Parthenolide: 2mg per day. Validated Full Spectrum Potency in Liquid Phyto-Cap™ Delivery. Single Herbs Individual herbs in their vibrant, natural form support each person uniquely. Gaia Herbs Single Herbs contain concentrated extracts of an individual herb, to deliver nature s vitality to you. Feverfew Parthenolide, the primary active component in Feverfew, has been researcher for its ability to modulate inflammatory pathways. The pot.