The Science Inside Dragon’s Blood Resin
Updated: Oct 19
Dragon’s Blood resin from Croton lechleri has been used traditionally in Amazonian medicine for generations. Modern researchers have also examined several natural compounds within the resin to better understand its unique properties.
Here are some of the most notable compounds identified in scientific literature.
Taspine
Taspine is one of the most studied alkaloids found in Dragon’s Blood resin.
Research has explored its potential role in:
• supporting tissue repair processes
• influencing cell migration involved in wound closure
• contributing to the resin’s traditional use on skin
This compound is often cited in scientific discussions about why the resin has been historically applied to cuts and abrasions.
Proanthocyanidins
Dragon’s Blood resin contains high concentrations of proanthocyanidins, a class of plant polyphenols also found in grapes and certain tree barks.
Studies have examined these compounds for:
• antioxidant activity
• support of skin barrier protection
• helping form the resin’s characteristic protective film when applied
These polyphenols contribute to the resin’s deep red color and stability.
Lignans
Several lignan compounds have also been identified in Dragon’s Blood resin.
Lignans are plant molecules that researchers have explored for their:
• antioxidant properties
• interaction with cell signaling pathways
• contribution to plant defense chemistry
These compounds are widely studied across many botanical species.
Catechins & Related Polyphenols
Dragon’s Blood resin also contains catechin-type flavanols, another group of plant polyphenols.
Research has examined these compounds for their potential involvement in:
• antioxidant activity
• supporting skin integrity
• contributing to the resin’s ability to form a temporary protective layer
Why the Resin Turns White When Rubbed
One fascinating feature of Dragon’s Blood resin is its ability to turn milky white when spread on the skin.
This occurs because the polyphenols and natural latex components form a microscopic protective film as the resin dries.
It’s one of the reasons the resin has been traditionally used as a natural skin protectant.
Understanding the Science Behind Dragon’s Blood and Digestive Health
For generations, Dragon’s Blood (Croton lechleri) has been valued in traditional Amazonian medicine for digestive applications. Modern scientific research has begun to uncover some of the biological mechanisms behind this botanical's historical use.
One particularly interesting discovery involves intestinal fluid regulation.
During certain types of diarrhea, specialized channels in the intestinal lining allow excessive chloride ions to enter the intestines. Water follows these ions through osmosis, contributing to loose, watery stools.
Research into purified compounds derived from Croton lechleri has demonstrated their ability to inhibit specific chloride channels, helping researchers understand how excessive intestinal fluid secretion can be reduced.
These discoveries contributed to the development of crofelemer, a pharmaceutical ingredient derived from Croton lechleri.
Mechanism: Simultaneously inhibits two chloride channels in the gut — CFTR (cystic fibrosis transmembrane conductance regulator) and CaCC (calcium-activated chloride channels) — on the apical membrane of intestinal enterocytes. This normalizes fluid secretion into the gut and stops excessive water loss
Key feature: Acts locally within the GI lumen — it is not absorbed into the bloodstream, meaning minimal systemic side effects
Studied for: Secretory diarrhea, traveller's diarrhea, IBS-D, chemotherapy-induced diarrhea, HIV-associated diarrheafivu.netfivu.net. Dragon's Blood (Croton lechleri / Sangre de Grado): Taspine Alkaloid, Proanthocyanidin Oligomers & Intestinal Epithelial Sealing | Health Advisor
Condensed Tannins / Proanthocyanidins (broader fraction)
The resin is rich in polyphenolic tannins beyond the purified SP-303 fraction.
Mechanism: Astringent action — they cross-link and bind proteins at the mucosal surface of the gut lining, forming a physical protective film that reduces irritation and permeability
Also provide: Strong antioxidant activity, reducing oxidative stress in inflamed gut tissue
Studied for: Leaky gut support, mucosal protection, inflammation reductioningredientmd.comingredientmd.com. Dragon Blood Croton Lechleri. Evidence-Based Analysis | IngredientMD
Taspine (Alkaloid)
Taspine is the dominant alkaloid and the most studied single bioactive in the resin. Its gut relevance is indirect but significant:
Mechanism: Promotes fibroblast chemotaxis, collagen fibrogenesis, epithelial proliferation, and angiogenesis — the same repair cascades that heal skin wounds also apply to intestinal epithelial tissue
Gut relevance: These mechanisms directly support gut lining repair and mucosal regeneration — particularly relevant for conditions involving intestinal damage or ulceration
Important caveat: The 2026 narrative review (open in your tab, Carvalho & Castro-Silva) explicitly notes that "the tissue repair profile beyond the skin remains unexplored" — robust gut-specific clinical studies are still limitedresearchgate.netresearchgate.net. (PDF) Regenerative potential of taspine derived from Croton lechleri: a narrative review.
Understanding the Connection Between Skin, Nerves and Discomfort
Our skin is more than a protective covering. In humans and animals alike, it contains a network of sensory nerves that help detect injury, irritation, heat and pain.
When skin becomes irritated or injured, these nerves can release chemical messengers, including a neuropeptide called Substance P.
Substance P contributes to pain signalling and neurogenic inflammation, a process in which sensory nerves participate in inflammatory responses.
A Botanical with Both Tradition and Research Interest
For centuries, Amazonian communities have used Dragon’s Blood resin.
Today, researchers continue to explore the chemistry of the resin and the bioactive compounds it contains, helping explain some of its long-standing traditional uses.
Curious about experiencing Dragon’s Blood resin for yourself? Discover our carefully sourced Dragon’s Blood and explore its traditional uses.
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