Hydrolyzed Ceratonia Siliqua Gum 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 27, 2025
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We verify all information on this page using publicly available nomenclature standards from The Personal Care Products Council (PCPC), the European Commission's CosIng database and documentation provided directly by ingredient manufacturers. Our analysis is based on technical data from these sources to ensure accuracy and reliability.

What Is Hydrolyzed Ceratonia Siliqua Gum Extract?

Hydrolyzed Ceratonia Siliqua Gum Extract comes from the seeds of the carob tree, a Mediterranean plant known for its sweet pods. Inside each seed is a gum rich in natural sugars called galactomannans. When this gum is treated with water and gentle enzymes or food-grade acid, the long sugar chains break into smaller pieces, creating a lighter ingredient that blends easily with water. The finished powder is then filtered, dried and ground for use in cosmetics.

Carob gum has been used as a thickener in food since the 1950s. Its smooth feel and plant origin soon caught the attention of hair-care chemists looking for alternatives to animal proteins. By the late 1990s the hydrolyzed form began showing up in shampoos and conditioners because it could coat hair without weighing it down.

Today you will find Hydrolyzed Ceratonia Siliqua Gum Extract in rinse-off and leave-on products such as shampoos, conditioners, hair masks, curl creams, smoothing serums and lightweight styling sprays. It may also appear in some skin moisturizers where a soft, non-sticky film is desired.

Hydrolyzed Ceratonia Siliqua Gum Extract’s Cosmetic Benefits/Uses

This plant-derived ingredient is prized for one main role in beauty formulas.

Hair conditioning: The short sugar chains bind water and cling gently to the hair surface, leaving a thin breathable layer. This helps detangle strands, boost softness, add light body and reduce static without making hair feel greasy. Because the extract is hydrolyzed it rinses clean yet continues to guard against dryness between washes.

Who Can Use Hydrolyzed Ceratonia Siliqua Gum Extract

This gentle plant gum suits all skin and scalp types, including oily, dry, combination and sensitive, because it sits on the surface and rinses away easily without clogging pores or leaving a heavy film. People with very fine hair often like it since it conditions without weight, while those with coarse or curly textures appreciate the extra slip it provides. There are no known concerns for specific skin conditions, though anyone with a rare carob or legume allergy should proceed with caution.

The extract is fully plant derived so it is appropriate for vegans and vegetarians. No animal by-products or animal testing are needed to create or process the ingredient.

Current research shows no issues for pregnant or breastfeeding women when the extract is used topically in normal cosmetic concentrations. This is not medical advice; anyone expecting or nursing should run new products past a qualified health professional to be safe.

The ingredient does not cause photosensitivity, and it plays well with common actives like niacinamide, panthenol and gentle surfactants.

Potential Side Effects/Adverse Reactions

Side effects from topical use of Hydrolyzed Ceratonia Siliqua Gum Extract vary from person to person. The points below list potential reactions, most of which are uncommon when the ingredient is properly formulated in a product.

  • Mild skin or scalp irritation such as redness or itching
  • Allergic contact dermatitis in individuals sensitive to carob or other legumes
  • Eye stinging or watering if the product accidentally gets into the eyes
  • Build-up on hair shafts leading to dullness if very high concentrations are used repeatedly without clarifying shampoos

If you notice any of these effects stop using the product and seek advice from a healthcare professional or dermatologist.

Comedogenic Rating

Rating: 0 / 5 – non-comedogenic. Hydrolyzed Ceratonia Siliqua Gum Extract is made of small water-soluble sugar fragments that sit lightly on the surface and rinse away cleanly. It does not contain heavy oils or waxes that can block pores, so it is considered safe for skin that breaks out easily. People prone to acne should have no issues using products with this ingredient.

Because it remains water soluble even after drying on the skin or hair, it is unlikely to build up in follicles or mix with sebum in a way that triggers blackheads. Formulas that combine the extract with richer butters or occlusive silicones could still clog pores, so always check the full ingredient list.

Summary

Hydrolyzed Ceratonia Siliqua Gum Extract is a plant-based hair conditioner that binds moisture, smooths the cuticle and adds light slip without weight. Its short sugar chains form a sheer film that detangles and reduces static then rinse away easily. While not as famous as keratin or argan oil it shows up in a steady stream of shampoos conditioners and leave-in sprays aimed at clean beauty shoppers who like vegan minimal formulations.

Topical use is regarded as very safe with low allergy risk and virtually no pore-clogging potential. As with any new cosmetic it is wise to patch test a small area first to confirm your skin or scalp stays comfortable before applying the product all over.

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