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BRASSICA OLERACEA CAPITATA LEAF/STEM EXTRACT.

Valuable / ANTIOXIDANT, HAIR CONDITIONING, NAIL CONDITIONING, SKIN CONDITIONING - EMOLLIENT

A botanical extract derived from cabbage that delivers potent antioxidant and anti-inflammatory benefits through its rich concentration of sulforaphane, flavonoids, and vitamins. This versatile ingredient demonstrates measurable soothing effects while providing gentle skin conditioning suitable for all skin types. Clinical research supports its efficacy at remarkably low concentrations, making it both cost-effective and gentle for sensitive formulations.

antioxidant skin conditioning anti-inflammatory soothing

Science

Functions through multiple pathways: neutralizes free radicals via high antioxidant content from vitamins A, C, and E; reduces inflammatory mediators including TNF-alpha and IL-6; inhibits nitric oxide production to calm irritation; and demonstrates tyrosinase inhibition activity that may help regulate melanin synthesis for more even skin tone.


Research

High confidence
Effective range 0.1–3%
Optimal

1%

Key findings

  1. 01 NIH study showed significant reduction in inflammation markers at topical application
  2. 02 WIMJ analysis confirmed anti-inflammatory efficacy at 0.1-0.35% concentrations
  3. 03 Paula's Choice research established 1-3% as optimal range for antioxidant benefits

Transparency

Not commonly dusted
Min. effective
0.05%
Red flag below
0.01%

Given demonstrated efficacy at 0.1% minimum, concentrations below 0.05% likely provide minimal benefit and may indicate formulary dusting rather than therapeutic inclusion.


The Formula

Solubility
Water
Optimal pH 3 – 6
0 7 14

Stability

Demonstrates excellent stability in aqueous and hydro-glycolic systems with heat tolerance up to 85°C. Red cabbage variants require pH monitoring due to anthocyanin color sensitivity.

Synergies

  • Other antioxidants
  • Hydrating agents
  • Gentle surfactants

Conflicts

  • Strong oxidizing agents
  • High pH environments above 8.0

Safety

CIR Status
Not reviewed
Max tested
34%
Pregnancy
Safe
Sensitization risk Low

Generally recognized as safe due to food-grade source material. Commercial formulations utilize concentrations up to 34% without reported adverse effects.


Your Skin

Yes Normal
Yes Dry
Yes Oily
Yes Sensitive
Irritancy Low
Comedogenicity Low

Our Assessment

Valuable

A well-researched, multi-functional botanical with proven anti-inflammatory and antioxidant benefits at accessible concentrations, suitable for universal skin compatibility.


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References