The mechanism behind Yarrow Extract is precise: Rich in flavonoids, tannins and azulene; anti-inflammatory; mild astringency; wound healing. That specificity is what separates it from broader-category ingredients that work in less targeted ways.
The scientific name is Achillea Millefolium Extract. Rich in flavonoids, tannins and azulene; anti-inflammatory; mild astringency; wound healing. This mechanism is consistent across properly formulated products, which means the real variable is concentration and delivery system.
Typical working concentration is 0.1–3%. Best suited to oily, combination, sensitive skin. Primary applications: anti-inflammatory, astringent, wound healing, anti-acne.
Works well with: Witch hazel, niacinamide.
Named after Achilles — legendary wound-healing herb; contains natural azulene (same as chamomile).