Science
Mechanism of Action
Menhaden oil acts as a skin conditioning agent, forming a protective barrier that helps to lock in hydration, resulting in softer, smoother skin. Its high concentration of omega-3 polyunsaturated fatty acids (PUFAs), including DPA, EPA, and DHA, is key to its action. These PUFAs attenuate cutaneous inflammation by competing with arachidonic acid and inhibiting proinflammatory eicosanoid production. They also regulate cytokine activity, which can promote wound healing and contribute to overall skin protection and homeostasis.
Research
Clinical Evidence
Low confidenceN/A
Key findings
- 01 In a mouse model of type 2 diabetes, dietary menhaden oil demonstrated improvements in neuropathic deficits and skin innervation.
- 02 An animal study indicated potential photoprotective effects, with dietary menhaden oil requiring twice the UV irradiance to induce equivalent erythema compared to corn oil.
- 03 General supplementation with fish oil has been linked to a decrease in acne severity, particularly in moderate to severe cases, though this was not specific to topical menhaden oil.
- 04 A mouse skin carcinogenesis model, utilizing dietary menhaden oil at 0-8.5% of a 10% total dietary fat, did not show a protective effect against skin tumor formation, although it influenced the rate of papilloma appearance.
Transparency
Dusting Analysis
As an oil, menhaden oil is not typically associated with 'dusting' concerns in formulations, and no data on this phenomenon is available.
The Formula
Formulation
Stability
Menhaden oil, particularly in its hydrogenated form, is transformed from a liquid to a semi-solid or solid state for enhanced stability, shelf life, and versatility in formulations. Due to its richness in polyunsaturated fatty acids, it is inherently prone to oxidation, necessitating the incorporation of antioxidants within formulations to maintain product integrity and efficacy.
Safety
Safety Profile
While the CIR has not specifically reviewed menhaden oil for topical cosmetic use, the FDA has affirmed menhaden oil as Generally Recognized As Safe (GRAS) for direct human food consumption, provided the combined daily intake of EPA and DHA does not exceed 3.0 grams per person. Hydrogenated Menhaden Oil is generally considered safe for topical application in cosmetic products and is not found on EWG's Skin Deep Restricted or Unacceptable Lists.
Your Skin
Skin Compatibility
Our Assessment
Verdict
Menhaden oil is a valuable emollient and skin conditioner, rich in anti-inflammatory omega-3 fatty acids, with a low comedogenic risk and broad skin type compatibility, although direct topical human clinical efficacy data is limited.
Related
Similar Ingredients
Finding similar ingredients…
References
Sources