KBA & Co Blog

What Calendula Actually Does for Irritated Skin (The Research, Not the Folklore)

June 9, 2026

I get asked about calendula more than almost any other herb I use. It is in our Boo-Boo Butter, and people want to know if the pretty orange flower is doing real work or just looking nice in the jar.

Here is the honest answer. Calendula has a surprising amount of research behind it for a flower most people walk past in the garden.

The plant compounds that matter

Calendula officinalis is rich in triterpenoids, flavonoids, carotenoids, and saponins. The triterpene fraction, especially the faradiol esters, is the part most studied for calming the look of red, irritated skin. Reviews of the plant’s chemistry describe these compounds as the main drivers behind its traditional soothing reputation.

Researchers have looked at calendula for the way it supports the skin’s normal recovery process. A review in a peer reviewed journal walked through how its constituents may support fibroblast activity and the skin’s own repair signaling, and a separate randomized trial in people looked at calendula preparations on minor acute skin wounds.

I am careful here. Studies are studies, and a salve is a salve. What I can say is that the plant has real chemistry worth respecting, and that is why I formulate around it.

How it shows up in Boo-Boo Butter

In our Boo-Boo Butter, calendula works alongside yarrow, marshmallow root, clove, and a touch of tea tree. Calendula brings the soothing, comforting quality. Marshmallow root adds slip and moisture. Yarrow rounds it out. It is the salve I reach for in my own house when one of my four kids comes in with a scrape.

I infuse the flowers slowly in olive oil so those fat soluble compounds have time to move into the oil without heat damage. That patience is the whole point.

References

• An Updated Review on the Multifaceted Therapeutic Potential of Calendula officinalis L. https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10142266/
• An Update of Phytotherapeutic Advances of Marigold (Calendula officinalis L.) in Wound Healing. https://pmc.ncbi.nlm.nih.gov/articles/PMC12656484/
• Treatment of acute wounds in hand with Calendula officinalis L.: A randomized trial. https://pmc.ncbi.nlm.nih.gov/articles/PMC9359387/

In the glossary: Calendula · browse herbs by concern.

Go deeper with the guide Mama & Baby A Gentle Seasonal Herbal Guide →

This article is for educational purposes and reflects traditional herbal use. It is not medical advice. Consult a qualified healthcare provider before using herbs, especially if pregnant, nursing, or taking medication.

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