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BACILLUS/NELUMBO NUCIFERA LEAF EXTRACT FERMENT FILTRATE.

Valuable / ANTIMICROBIAL, ANTIOXIDANT

A bio-transformed botanical extract produced by the fermentation of Lotus leaves with Bacillus bacteria. This precision-engineered filtrate utilizes microbial activity to break down complex phytochemicals into highly bioavailable molecules that enhance skin clarity and resilience.

Antioxidant Skin Brightening Barrier Repair Microbiome Support Anti-aging

Science

The fermentation process reduces the molecular size of lotus-derived flavonols like quercetin and kaempferol, allowing for deeper penetration. It functions as a multi-modal active by neutralizing free radicals, inhibiting the collagen-degrading enzyme MMP-1, and providing enzymatic activity that gently refines skin texture while supporting a balanced microbiome.


Research

High confidence
Effective range 1–5%
Optimal

3%

Key findings

  1. 01 Demonstrated reduction in melanin synthesis and tyrosinase activity for visible brightening effects.
  2. 02 Inhibition of MMP-1 expression in UV-exposed cells, suggesting significant photoprotective and anti-wrinkle properties.
  3. 03 Clinical evidence of improved skin barrier integrity and a measurable reduction in transepidermal water loss (TEWL).

Transparency

Commonly dusted
Min. effective
1%
Red flag below
0.5%

Due to its exotic botanical origin, it is frequently used at 'claim levels' (below 0.5%) for marketing purposes. To achieve the physiological benefits of barrier repair and pigment inhibition, concentrations should reach at least 1-3%.


The Formula

Solubility
Water
Optimal pH 4 – 7
0 7 14

Stability

Highly stable in water-based systems; must be incorporated into formulas during the cooling phase (under 40°C) to prevent the degradation of heat-sensitive metabolites.

Synergies

  • Niacinamide
  • Hyaluronic Acid
  • Alpha-Arbutin

Conflicts

  • Strong oxidizing agents
  • High alkaline environments above pH 8.0

Safety

CIR Status
Not reviewed
Max tested
5%
Pregnancy
Safe
Sensitization risk Low

Recognized as safe in the EU CosIng database and utilized as a safe inactive ingredient in FDA-regulated scalp preparations.


Your Skin

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

Our Assessment

Valuable

A sophisticated, low-irritancy ferment that bridges the gap between traditional botany and advanced microbiome science to deliver brightening and age-defense benefits.


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