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ANDROSTENEDIONYL PROPIONATE.

Valuable / SKIN CONDITIONING - HUMECTANT, SKIN CONDITIONING - MISCELLANEOUS, SKIN PROTECTING

Androstenedionyl Propionate is a synthetic steroid derivative primarily used in body care. It effectively targets cellulite and skin sagging, offering firming and contouring benefits.

skin conditioning humectant skin protecting

Science

This active ingredient initiates a multi-stage communication cascade, stimulating fibroblasts to produce new collagen fibers. It also enhances energy metabolism and promotes fatty acid breakdown within subcutaneous fat cells.


Research

Medium confidence
Effective range N/A
Optimal

N/A

Key findings

  1. 01 In vivo application over 12 weeks showed a 22% increase in skin elasticity and visible reduction in cellulite dimpling.
  2. 02 In vitro/in vivo research indicated up to 33% stimulation of collagen fiber formation and up to 58% reduction in fat cell surface area.

Transparency

Not commonly dusted

No available data suggests this ingredient is commonly dusted in formulations.


The Formula

Solubility
Oil
Optimal pH 5 – 7
0 7 14

Stability

As a steroid-derived ester, it maintains stability in anhydrous or emulsion systems. It is often combined with lecithin to enhance skin penetration.

Synergies

  • Lecithin

Conflicts

  • Strong oxidizing agents
  • Highly acidic environments

Safety

CIR Status
Not reviewed
Sensitization risk Low

The EU CosIng database lists it as safe for cosmetic use, functioning as a skin conditioning and protecting agent. It has not yet been reviewed by the CIR Expert Panel.


Your Skin

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

Our Assessment

Valuable

This ingredient is valuable for targeted body care formulations, offering proven efficacy in reducing cellulite and firming skin through collagen stimulation and lipolysis.


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References