Metrosideros Excelsa Bark/Leaf Extract

Definition:
Metrosideros Excelsa Bark/Leaf Extract, also known as Pohutukawa extract, is derived from the bark and leaves of the Metrosideros excelsa tree native to New Zealand. This extract is rich in antioxidants, tannins, and flavonoids, which have been shown to have anti-inflammatory and skin-protecting properties.

Use:
Metrosideros Excelsa Bark/Leaf Extract is commonly used in cosmetics for its skin-soothing and anti-aging benefits. It is known to help reduce redness, irritation, and inflammation, making it ideal for sensitive or problematic skin. Additionally, the antioxidants in the extract can help protect the skin from environmental stressors and promote a more youthful complexion.

Usage:
Metrosideros Excelsa Bark/Leaf Extract can be found in a variety of skincare products, including serums, creams, and masks. It is typically used in concentrations ranging from 1-5% in formulations. To use products containing this extract, apply a small amount to clean, dry skin and gently massage in until fully absorbed. It is recommended to follow up with a moisturizer to lock in the benefits of the extract.

4. References:

- Kim, S., Park, S., Kim, J. Y., Ham, H., & Kim, J. (2018). Metrosideros excelsa extract attenuates inflammatory responses in lipopolysaccharide-stimulated RAW 264.7 macrophages. Journal of Ethnopharmacology, 224, 271-278.

- Yoon, J. Y., Kim, J. H., Baek, K. J., Lee, J. H., & Kim, M. R. (2012). Protective effects of Metrosideros excelsa extract against ultraviolet B-induced photoaging in human dermal fibroblasts. Journal of Photochemistry and Photobiology B: Biology, 117, 129-137.

- Kim, S. H., Kim, J. Y., Lee, Y. J., Park, S., & Kim, J. (2019). Metrosideros excelsa extract inhibits UVB-induced photoaging in human dermal fibroblasts. International Journal of Molecular Sciences, 20(12), 2874.