Extracts derived from Pueraria mirifica, Butea superba and/or Mucuna collettii and extraction thereof

A method for preparing an extract from Pueraria mirifica having an effect on improving breast firmness, breast enlargement and wrinkle removal from the breast, comprising the steps of:

• drying tubers, roots, stems, leaves and/or tissue-cultured calluses of Pueraria mirifica at 40-90° C. for 2-9 hours with a hot-air drier;
• pulverizing the dried tubers, roots, stems, leaves, and/or tissue cultured calluses into pieces or powders and then immersing the plant pieces or powders in a mixture of methanol and water (80/20, v/v);
• extracting said mixture at 50° C. for 6 hours;
• and
• filtering the resulting extract and then concentrating it in a vacuum to remove the solvent.

A method for manufacturing foods, beverages, pharmaceutical products and/or cosmetics that comprise a Pueraria mirifica extract having an effect on improving breast firmness, breast enlargement and wrinkle removal from the breast, said method comprising the steps of:

• drying tubers, roots, stems, leaves and/or tissue-cultured calluses of Pueraria mirifica at 40-90° C. for 2-9 hours by use of a hot-air drier;
• pulverizing the dried tubers, roots, stems, leaves, and/or tissue cultured calluses into pieces or powders, immersing the plant pieces or powders in a mixture of methanol and water (80/20, v/v) and then extracting the mixture at 50° C. for 6 hours;
• and
• using the resulting extract as a sole material or combining the extract with a base, a diluent, an additive, a dye, an active agent, a surfactant, a wetting agent, an anti-oxidant and/or other additives suitable for use in foods, beverages, pharmaceutical products and/or cosmetics at an amount of 0.1-99.9% by weight or volume based on the total weight or volume of the food, beverage, pharmaceutical product or cosmetic.