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Puresterol® Pueraria Mirifica Extract

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Puresterol® Pueraria Mirifica Extract is a product derived from the plant family Fabaceae with the Latin name Pueraria mirifica. It contains key chemical constituents known as phytoestrogens. The aroma/taste of Pueraria mirifica is described as mild. This product is associated with functional categories in food, beverage, and dietary supplements, particularly related to women's health. In cosmetic and personal care, it is associated with skin and addressing wrinkles. Pueraria mirifica has been used by the Thais for a millennium as a rejuvenator and revitalizer to help offset some of the effects of aging. It owes its functions to being a strong plant-based source of phytoestrogens, and Puresterol® is a patented and highly active compound of Pueraria mirifica available on the market.

INCI Name: Pueraria Mirifica Root Extract

Ingredient Name: Pueraria Mirifica Extract

Functions: Anti-Aging Agent

Active Component: Isoflavonoids, Phytoestrogens

Ingredient Origin: Plant Origin

Knowde Enhanced TDS

Identification & Functionality

Ingredient Origin
Cosmetic Ingredients Functions

Features & Benefits

Benefit Claims
Food Ingredients Features
Product Highlights

Pueraria mirifica grows only in the rich soils of the high-altitude rainforests of Thailand and has been used by the Thais for a millennium as a rejuvenator and revitalizer to help offset some of the effects of aging. Puresterol®, developed by Bio-Botanica, is the only patented, specially processed and highly active compound of Pueraria mirifica available in the market today (US Patent # 7,658,955, 2023).

Applications & Uses

Food & Nutrition Applications

Regulatory & Compliance

Technical Details & Test Data

Clinical Studies
  • A third-party contract research organization (CRO) conducted clinical trials of Puresterol® in two different serum formulations under sponsorship by Bio-Botanica. In each trial, 21 subjects in different groups applied a serum in the morning and night for 28 days. The CRO used a state-of-the-art 3D structured-light scanner and software to precisely measure the area, length, and depth of crow’s feet and forehead wrinkles at day 0 and day 28. In addition, subjects were asked to evaluate their assessment of their treatment.
  • The first, placebo-controlled trial indicated Puresterol® in a serum had a statistically significant greater reduction of the depth of Crow’s feet wrinkles when compared to placebo (p<0.05). The Puresterol® containing serum reduced the area of Crow’s feet wrinkles (p<0.01), the length of Crow’s feet wrinkles (p<0.01), and the depth of forehead wrinkles (p<0.01) from day 0 to day 28 in a statistically significant manner.
  • A follow up study with a different amount of Puresterol® in a serum indicated similar results with a statistically significant reduction in area of Crow’s feet wrinkles (p<0.05), length of Crow’s feet wrinkles (p<0.0001) and area of forehead wrinkles (p<0.05) from day 0 to day 28.
  • Additionally, over 80% of subjects in each of the Puresterol® groups indicated that at day 28, the Puresterol® based serum left the contours of their face appearing smoother. These results support a previous in vitro trial sponsored by Bio-Botanica® which found varied concentrations of Puresterol® inhibited Collagenase activity accordingly.
  • Collagenase is an enzyme known to break down collagen and elastin and possibly lead to wrinkle formation.
  • These studies support the use of Puresterol® as a cosmetic. Bio Botanica also offers Puresterol to companies for use in dietary, beauty from within, food, and beverage consumer packaged goods.