Brassica Oleracea Gongylodes 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 23, 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 Brassica Oleracea Gongylodes Extract?

Brassica Oleracea Gongylodes Extract is derived from the whole kohlrabi plant, a member of the cabbage family cultivated in Europe and Asia for centuries as a nutrient dense vegetable. Rich in vitamins A, C and K, minerals and protective phytochemicals such as glucosinolates and flavonoids, the plant caught the attention of cosmetic chemists for its natural antioxidant profile. To create the extract manufacturers typically clean and dry the aerial parts and bulb, grind them into a fine material then steep the plant matter in a food grade solvent or use supercritical carbon dioxide to pull out the water and oil soluble compounds. The liquid is filtered, concentrated and standardized so formulators get a consistent blend of skin friendly actives. You can spot this extract in serums, anti aging creams, daily moisturizers, after sun gels, sheet masks, scalp tonics and even color cosmetics where added antioxidant protection is helpful.

Brassica Oleracea Gongylodes Extract’s Cosmetic Benefits/Uses

In skincare formulas this botanical brings two main benefits.

  • Antioxidant: Helps neutralize free radicals generated by UV rays and pollution, which supports the look of firmer brighter skin and protects other ingredients from oxidative degradation, enhancing product shelf life
  • Skin conditioning: Contributes vitamins and humectant sugars that help bind water to the skin surface, leaving it feeling soft and comfortable while supporting a smoother appearance

Who Can Use Brassica Oleracea Gongylodes Extract

Because it is a gentle plant extract with no added fragrance or known irritant acids, Brassica Oleracea Gongylodes Extract suits normal, dry, oily and combination skin as well as many sensitive complexions. Very reactive or highly allergy-prone users should still review the full ingredient list of a finished product in case the formula contains other triggers rather than the extract itself.

The ingredient is 100% plant derived and free of animal by-products so it is appropriate for vegans and vegetarians.

No research indicates a risk for pregnant or breastfeeding women when the extract is applied to skin in cosmetic amounts. This is not medical advice; anyone expecting or nursing should always run their skincare routine past a qualified healthcare provider to be on the safe side.

Brassica Oleracea Gongylodes Extract is not known to cause photosensitivity, so it will not make skin more prone to sunburn. A daily sunscreen is still recommended for overall skin health.

Potential Side Effects/Adverse Reactions

Side effects from topical Brassica Oleracea Gongylodes Extract can vary between individuals. The points below outline potential reactions yet most people will not experience them when using a properly formulated product.

  • Mild redness or stinging in very sensitive skin
  • Allergic contact dermatitis in users with a specific brassica or cabbage family allergy
  • Eye irritation if the product is accidentally rubbed into the eyes

If any irritation or discomfort develops discontinue use and seek medical advice if symptoms persist.

Comedogenic Rating

Rating: 0–1. Brassica Oleracea Gongylodes Extract is primarily composed of lightweight water soluble antioxidants and sugars that rinse or absorb without leaving a greasy film so it is unlikely to block pores. Because it contains very little oil and no waxy esters its pore clogging potential is considered negligible.

This makes the ingredient a comfortable option for people who are prone to acne or frequent breakouts.

Only when the extract is blended into very rich creams loaded with heavier plant oils could overall comedogenicity creep up so scan the full formula if you are extremely clog prone.

Summary

Brassica Oleracea Gongylodes Extract offers two key benefits: antioxidant defense that helps neutralize free radicals and skin conditioning support that keeps the surface hydrated and smooth. Its vitamin, mineral and flavonoid mix carries out these jobs while remaining light on the skin.

The extract is still a niche ingredient, showing up mainly in newer eco inspired lines rather than mass market staples, yet formulators who do use it appreciate its clean label appeal and multitasking nature.

Overall safety is high with few reports of irritation or allergy. As with any new skincare ingredient it is smart to patch test a fresh product on a small area first to confirm compatibility before integrating it into your daily routine.

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