Ergothioneine

Product Introduction

Product NameErgothioneineCAS497-30-3Quality StandardStandardProduct GradeCosmeti

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Update Time:2025-12
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Product Name

Ergothioneine
CAS497-30-3

Quality Standard

Standard

Product Grade

Cosmetic Grade

Place of Origin

China

Dangerous Goods

No
Ergothioneine is a naturally occurring, stable sulfur-containing antioxidant compound. It is primarily synthesized by certain fungi and bacteria, and can be accumulated in human and animal tissues through dietary intake—common dietary sources include mushrooms, fermented foods, and organ meats. Valued for its exceptional antioxidant activity and biocompatibility, it has become a high-demand active ingredient in the fields of dietary supplements and high-end skincare products.
In the skincare industry, ergothioneine delivers multiple targeted benefits for skin health. First, it exerts a potent antioxidant effect that can scavenge a wide range of free radicals, including those induced by ultraviolet radiation, environmental pollutants, and oxidative stress. Unlike some antioxidants that are easily oxidized and lose efficacy, ergothioneine has strong stability and can penetrate deep into the skin’s layers to protect fibroblasts and other skin cells from oxidative damage, thereby delaying the appearance of premature aging signs such as fine lines, wrinkles, and skin dullness.
Second, it has a unique cellular protective function. It can help maintain the normal structure and function of skin cell mitochondria, enhance cellular energy metabolism, and improve the skin’s resistance to external stressors. This makes it particularly suitable for soothing skin that has been irritated by UV exposure or harsh skincare ingredients, reducing redness and discomfort, and supporting skin barrier repair. Additionally, ergothioneine can work synergistically with other antioxidants such as vitamin C, vitamin E, and glutathione, amplifying the overall antioxidant effect of skincare formulations.
In the field of dietary supplements, ergothioneine is prized for its systemic antioxidant benefits. It can accumulate in vital organs such as the liver, kidneys, and brain, where it helps neutralize free radicals and reduce oxidative damage to tissues. Relevant research suggests that it may support cellular health, promote immune system function, and contribute to the maintenance of overall physical well-being. It is generally well-tolerated by the human body, with no significant side effects reported at recommended intake levels.
Ergothioneine is characterized by its high stability and compatibility with various product formulations. Whether in serums, creams, oral capsules, or functional foods, it can retain its bioactivity effectively, making it a versatile and valuable natural active ingredient.