Brassica Oleracea Acephala Leaf Extract



Brassica Oleracea Acephala Leaf Extract at a glance

  • Commonly known as kale
  • Rich source of antioxidants for skin
  • Helps strengthen key surface cells
  • Helps protect skin from carcinogenic threats

Brassica Oleracea Acephala Leaf Extract description

_Brassica oleracea acephala_ leaf extract is a long name to describe green kale leaves. This plant extract is a rich source of antioxidants for skin and bodily health, given kale leaf is also consumed as a food source. Among the primary antioxidants in kale leaf are beta-carotene, vitamin C, chlorogenic acid, and numerous types of glucosinolates, compounds which break down to help defend skin and the body (when kale is eaten) from carcinogenic threats. Kale is a member of the _Brassicaceae_ family of vegetables which also includes brussels sprouts, cauliflower, broccoli, and arugula. All of these nutrient-rich plants help skin defend itself from environmental aggressors such as UV light and airborne pollutants. Kale leaf has also been shown to help strengthen surface skin cells as a means of keeping its moisture barrier intact and smooth. Usage levels of _Brassica oleracea acephala_ leaf extract in cosmetics hovers around 1% when it’s part of a blend. It may also be supplied on its own, as a powder, in which case higher levels that impart a green color to cosmetics are necessary.

Brassica Oleracea Acephala Leaf Extract references

  • Antioxidants, July 2022, pages 1–17
  • Plants, December 2021, pages 1–29
  • Nutrients, January 2021, pages 1–31
  • Critical Reviews in Food Science and Nutrition, April 2018, ePublication
  • Acta Scientarum Polonorum, July-September 2012, pages 239–248

Peer-reviewed, substantiated scientific research is used to assess ingredients in this dictionary. Regulations regarding constraints, permitted concentration levels and availability vary by country and region.

Ingredient ratings


Proven and supported by independent studies. Outstanding active ingredient for most skin types or concerns.


Necessary to improve a formula's texture, stability, or penetration.


Generally non-irritating but may have aesthetic, stability, or other issues that limit its usefulness.


There is a likelihood of irritation. Risk increases when combined with other problematic ingredients.


May cause irritation, inflammation, dryness, etc. May offer benefit in some capability but overall, proven to do more harm than good.


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Not rated

We have not yet rated this ingredient because we have not had a chance to review the research on it.