Asparagus Officinalis Stem Extract
INCI: ASPARAGUS OFFICINALIS STEM EXTRACT
Reviewed by Kate · Last updated 14 Aug 2026
A plant extract studied for its protective effects against UV-induced skin damage
Best For Skin Types
All
Addresses
Usage Frequency
Daily
What Is Asparagus Officinalis Stem Extract?
Asparagus officinalis stem extract is derived from the stems of the common asparagus plant. It is used in skincare formulations primarily as a skin conditioning agent, helping to support the skin's natural protective mechanisms.
The extract has been the subject of laboratory research examining its potential to help skin respond to environmental stressors, particularly ultraviolet radiation. It is typically incorporated into skincare products at relatively modest concentrations.
How It Works
In laboratory studies, asparagus stem extract has been shown to support the production of heat shock protein 70 (HSP70) in skin cells exposed to UV-B radiation. HSP70 is a protective protein that helps cells cope with stress, including UV damage, and plays a role in maintaining skin integrity as we age.
The extract appears to work partly by modulating inflammatory signalling pathways within skin cells, potentially reducing excessive immune responses to environmental stressors. However, most of the current evidence comes from in vitro studies rather than human trials, so the extent of these effects in real skin conditions remains to be fully established.
Clinical Evidence & References
Research on asparagus stem extract has primarily been conducted in laboratory settings using cultured skin cells. These studies suggest the extract can help preserve HSP70 levels in fibroblasts exposed to UV-B radiation, and may reduce pro-inflammatory signalling.
Whilst these findings are encouraging, evidence from human clinical trials in skincare applications remains limited. The extract has also been studied in other contexts (such as transdermal delivery and viral inflammation), but data specifically documenting its efficacy in finished skincare products on human skin are sparse. Further research would help establish its practical benefit at typical product concentrations.
Published Research
How to Use
Asparagus stem extract is typically found in serums, moisturisers, and sun care formulations. It works best as part of a comprehensive skincare routine that includes a reliable broad-spectrum sunscreen, since laboratory evidence points to its benefits primarily in UV-exposed skin. Use as directed on product packaging.
Safety & Precautions
Frequently Asked Questions
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Take the skin quizOther forms of Asparagus Officinalis Stem Extract
These appear on ingredients lists under different names but are the same substance. Asparagus Officinalis Stem Extract is the common form.
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