Brassica Campestris Sprout 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 Campestris Sprout Extract?

Brassica Campestris Sprout Extract comes from the young shoots of rapeseed, a plant more commonly linked to canola oil. These tiny sprouts are rich in natural sugars, amino acids and antioxidants that help them grow quickly, and those same compounds make the extract useful in skin care. The beauty world first took notice of rapeseed sprouts when brands began looking for plant based alternatives to petrol derived moisturizers in the late 1990s. To create the extract manufacturers germinate rapeseed seeds under controlled light and temperature, harvest the sprouts at just a few days old then soak them in a gentle solvent such as glycerin or water. The liquid is filtered and concentrated, leaving a clear to pale yellow fluid that blends easily into creams, serums and sheet masks. You will often spot Brassica Campestris Sprout Extract in daily moisturizers, anti aging formulas, hydrating toners and soothing after sun treatments where its plant power adds lightweight moisture.

Brassica Campestris Sprout Extract’s Cosmetic Benefits/Uses

This ingredient earns its spot on an ingredient list by giving skin a quick drink of water and a soft smooth feel.

  • Humectant: Pulls water from the air and the deeper layers of skin to the surface so your complexion feels plump and looks dewy
  • Skin conditioning: Leaves a thin flexible film on the skin that reduces rough patches and improves overall softness making makeup glide on more evenly

Who Can Use Brassica Campestris Sprout Extract

Because it supplies light hydration without leaving a greasy film Brassica Campestris Sprout Extract suits nearly every skin type, including dry, oily, combination and even sensitive complexions. The extract is water based and low in oil so it will not weigh down oily or acne prone skin, yet the humectant action still helps relieve flakiness in drier types. The main group who may want to avoid it are people with a known allergy to rapeseed, mustard or other members of the Brassicaceae plant family as cross reactions are possible.

The extract is 100% plant derived and no animal byproducts are used in its standard production, making it appropriate for both vegetarians and vegans. Those following a strict cruelty-free routine should still confirm that the finished cosmetic was not tested on animals.

No research points to problems for women who are pregnant or breastfeeding when the ingredient is used topically at the low levels found in cosmetics. This information is not medical advice and anyone who is expecting or nursing should run their entire skin care routine past a qualified health professional to be on the safe side.

Brassica Campestris Sprout Extract is not known to cause photosensitivity, so it will not make skin more reactive to sunlight. Regular daily sunscreen is still encouraged for overall skin health.

Potential Side Effects/Adverse Reactions

Side effects from Brassica Campestris Sprout Extract vary from person to person. The points below cover potential reactions only and most users will not experience them when the ingredient has been properly formulated and preserved.

  • Mild redness or warmth immediately after application
  • Transient stinging on very compromised or freshly exfoliated skin
  • Itchiness or hives in individuals allergic to rapeseed or related plants
  • Rare clogged pores or whiteheads if used in an overly rich product on acne prone skin

If any of these effects appear and persist discontinue use and consult a health professional.

Comedogenic Rating

Rating: 1 out of 5. Brassica Campestris Sprout Extract is water based and contains mostly lightweight sugars, amino acids and antioxidants rather than heavier lipids that can block pores. Most formulas use it at low levels alongside other hydrating agents, keeping the risk of buildup very low.

Suitable for acne-prone or breakout-prone skin in most cases.

As with any humectant, the final product matters. If the extract sits in a rich cream loaded with heavy oils, the overall formula, not the extract itself, could still feel clogging on very oily skin.

Summary

Brassica Campestris Sprout Extract acts mainly as a humectant and skin conditioner. It grabs water from the air and deeper skin layers then holds it at the surface so skin looks plump and feels smooth. At the same time it leaves a light, flexible film that softens rough spots and helps makeup glide on.

The ingredient is not as famous as hyaluronic acid or glycerin, yet it shows up more and more in modern hydrators and soothing gels because brands want fresh plant sourced options.

Current data shows it is safe for topical use with very low risk of irritation or pore clogging for most people. Still, everyone’s skin is unique so patch testing any new product that contains this extract is a smart habit.

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