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Moumoujus

CUCURBITA PEPO POWDER.

Valuable CAS 89998-03-8 / SKIN CONDITIONING

Cucurbita Pepo Powder, derived from pumpkin, is a multi-functional ingredient rich in vitamins, enzymes, and antioxidants. It is engineered to deliver comprehensive skin benefits, including gentle exfoliation, hydration, and defense against environmental stressors, contributing to a revitalized complexion.

Summary

Skin conditioning Exfoliant Antioxidant Hydration Anti-inflammatory Collagen synthesis support Fibrillin synthesis support Sebum regulation Brightening Antimicrobial Anti-hyperpigmentation Cell renewal

Science

Mechanism of Action

This ingredient works through a synergistic blend of components, including vitamins A, C, and E, fruit enzymes, and alpha hydroxy acids, which promote gentle exfoliation and enhance skin renewal. Its active phytochemicals stimulate collagen and fibrillin synthesis while inhibiting their degradation, leading to improved skin elasticity and structure. Furthermore, polyunsaturated fatty acids contribute to a robust skin barrier, reducing transepidermal water loss. Phenolic compounds provide significant antioxidant and anti-inflammatory benefits, guarding against oxidative damage and aiding in the reduction of melanin synthesis to manage hyperpigmentation. It also assists in regulating sebum production and supporting cellular regeneration.

Research

Clinical Evidence

Low confidence
Effective range N/A
Optimal

N/A

Transparency

Dusting Analysis

Not commonly dusted

While direct efficacy studies for Cucurbita Pepo Powder in its raw form are limited, its rich composition of active biomolecules and established safety profile suggest genuine functional benefits rather than being a superficial 'dusted' ingredient. The reported clinical efficacy for derivatives (extracts) indicates its potential.

The Formula

Formulation

Solubility
Water
Optimal pH N/A
0 7 14

Stability

Pumpkin Pepo Powder is water soluble. A 10% solution of dry pumpkin powder (Cucurbita moschata) exhibited a pH of 5.75. For pumpkin seed protein isolate, high water solubility is observed at pH 10, with increased solubility also noted between pH 4-5 and 8-10, and lowest solubility at pH 5. The powder's hygroscopic nature and presence of low molecular weight sugars/acids can lead to stickiness, potentially requiring carrier agents for processing stability. Oils within the powder present a risk of rancidity, and microbial growth is a concern. High temperatures can compromise active ingredients. For liquid extracts, integration into an emulsion during the cool-down phase or into the cold-processed water phase is recommended, with potential sedimentation requiring attention.

Safety

Safety Profile

CIR Status
Not reviewed
Sensitization risk Low

Cucurbita Pepo Powder has not been specifically reviewed by the Cosmetic Ingredient Review (CIR) or the European Commission's SCCS. The FDA generally recognizes pumpkin extracts as safe for cosmetic use. EWG Skin Deep rates Cucurbita Pepo Powder as 'LOW' hazard for cancer, allergies & immunotoxicity, and developmental/reproductive toxicity. In vitro studies confirm Cucurbita spp. peel extracts are non-irritant up to 1000 µg/mL, reinforcing its mild profile.

Your Skin

Skin Compatibility

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

Our Assessment

Verdict

Valuable

Cucurbita Pepo Powder is a valuable, multi-functional ingredient offering a broad spectrum of skin benefits from exfoliation and hydration to antioxidant defense and collagen support, underpinned by a strong safety profile, despite limited direct clinical efficacy data specifically for the powder form versus its extracts.

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