Magnolia Grandiflora Bark Extract

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Magnolia Grandiflora Bark Extract at a glance

  • Contains high levels of antioxidant polyphenols
  • Also has skin soothing honokiol
  • Honokiol is found in many Eastern medicine preparations
  • From the southern magnolia plant

Magnolia Grandiflora Bark Extract description

_Magnolia grandiflora_ bark extract comes from a plant also known as the southern magnolia that is native to areas of the southeastern United States and Texas. In cosmetics, this bark extract has both anti-aging and skin soothing properties. Studies find the bark of _Magnolia grandiflora_ contains high levels of antioxidant polyphenols and flavonoids that help provide defense against free radical damage. Of particular interest when it comes to soothing properties is a compound found within _Magnolia grandiflora_ bark extract called honokiol. Research demonstrates that this compound, a component of many traditional Eastern medicine preparations, exerts calming benefits by restricting the production of pro-inflammatory proteins within cells called cytokines. This plant extract is typically supplied as a free-flowing powder with maltodextrin or in a water- or oil-based blend. Use level in skin care ranges from 0.1–2%.

Magnolia Grandiflora Bark Extract references

  • SpecialChem, Website, Accessed August 2026
  • International Journal of Molecular Sciences, December 2025, pages 1-48
  • Discover Plants, May 2025, pages 1-24
  • Horticulturea, January 2024, pages 1-24
  • Phytomedicine, January 2023, ePublication

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

Best

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

Good

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

Average

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

Bad

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

Worst

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

unknown

We couldn't find this in our ingredient dictionary. We log all missing ingredients and make continuous updates.

Not rated

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