Croton Lechleri Sap Extract: What Is It, Cosmetic Uses, Benefits & Side Effects

Curious about this ingredient? In this article we're explaining exactly what it is and why it's used within cosmetic formulations.
Updated on: June 24, 2025
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All information on this page is verified using The Personal Care Products Council's (PCPC) INCI database. Our ingredient analyses are based exclusively on PCPC's technical data to ensure accuracy and reliability.

What Is Croton Lechleri Sap Extract?

Croton Lechleri Sap Extract comes from the deep red sap of the Croton lechleri tree, a member of the spurge family that grows in the Amazon basin. Often nicknamed “dragon’s blood” for its color, the sap is naturally rich in protective polyphenols, especially proanthocyanidins, along with small amounts of alkaloids like taspine. Indigenous communities have tapped the tree for centuries to soothe skin and seal minor cuts, a traditional use that first caught the attention of modern formulators looking for botanically sourced skin care actives.

To obtain the cosmetic-grade extract, the raw sap is collected by making small incisions in the bark, then filtered to remove debris. It is gently concentrated, sometimes spray-dried into a powder, and standardized so that each batch delivers a consistent level of beneficial compounds. The resulting ingredient dissolves well in water-based or mixed systems, making it easy to add during the cool-down phase of manufacturing.

Today you will mostly spot Croton Lechleri Sap Extract in anti-aging serums, calming masks, moisturizing creams, targeted spot treatments, after-sun gels, and even color-correcting primers where its subtle tint can help neutralize redness.

Croton Lechleri Sap Extract’s Cosmetic Benefits/Uses

This plant-derived active earns its place in skin care by acting as a reliable skin conditioner.

As a skin-conditioning agent, Croton Lechleri Sap Extract helps soften and smooth the skin surface while supporting its natural barrier. The polyphenols form a light breathable film that locks in moisture and gives an instant feeling of comfort, making formulas feel more nourishing without heaviness. Over time the antioxidant content can help protect against everyday environmental stress so skin looks healthier and more even toned.

Who Can Use Croton Lechleri Sap Extract

Most skin types can benefit from this ingredient since it forms a weightless moisture-sealing film without clogging pores. Dry and mature skin appreciate the added hydration while oily or combination skin enjoy the light texture. Its calming polyphenols also make it a helpful option for sensitive or redness-prone complexions. One exception is anyone with a confirmed latex allergy; the sap contains latex-like proteins that could trigger a reaction.

Croton Lechleri Sap Extract is wholly plant derived and no animal by-products are involved in harvesting or processing, so it is considered suitable for both vegetarians and vegans.

There is no evidence that topical use poses a specific risk during pregnancy or breastfeeding, but robust safety data are limited. This information is not medical advice and pregnant or nursing individuals should show any product they plan to use to their doctor just to be safe.

The ingredient is not known to cause photosensitivity and will not make skin more susceptible to sunburn. The red pigment can leave a faint temporary tint on very light skin yet it washes away easily and is not harmful.

Potential Side Effects/Adverse Reactions

Reactions to topical Croton Lechleri Sap Extract vary from person to person. The points below outline potential side effects, though most people will not experience them when the ingredient is properly formulated and used as directed.

  • Temporary skin staining or transfer onto light fabrics due to the sap’s natural red pigment
  • Mild irritation or redness on very sensitive or compromised skin
  • Allergic contact dermatitis in individuals with latex sensitivity
  • Brief stinging sensation if applied to fresh cuts or abrasions
  • Reduced effectiveness of low pH exfoliating acids when layered immediately afterward because the polyphenol film can hinder penetration

If any discomfort, rash or other unexpected reaction occurs stop use and consult a healthcare professional.

Comedogenic Rating

Rating: 1/5. Croton Lechleri Sap Extract is water soluble and forms a sheer, breathable film rather than an oily layer, so it is very unlikely to block pores. No fatty acids or waxes are naturally present in significant amounts, which keeps its clogging potential low. Those who are prone to acne or breakouts can usually use it without concern.

The only caveat is that some finished formulas pair the extract with heavier emollients or butters to boost moisturization; in those cases pore-clogging risk will depend more on the overall formula than on the extract itself.

Summary

Croton Lechleri Sap Extract is primarily a skin-conditioning agent. Its polyphenols form a light moisture-locking film that smooths the surface, helps reinforce the barrier and offers antioxidant support that fends off daily environmental stress. It also provides a subtle redness-neutralizing tint that some formulators use for instant tone correction.

While not yet a mainstream household name, the ingredient is gaining popularity in indie and natural-leaning lines looking for plant actives with a compelling story. Consumers interested in botanical alternatives to synthetic film formers are driving its steady rise in serums, masks and after-sun care.

Topically it is considered safe for most users, with the main cautions being possible irritation on extremely sensitive skin and potential allergy in those who react to latex. As with any new skincare ingredient it is wise to do a small patch test before full-face use to confirm personal compatibility.

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