Seborrheic dermatitis-resistant shampoo containing active ingredients of periplaneta americana
A technology for seborrheic dermatitis and Periplaneta americana, applied in the field of anti-seborrheic dermatitis shampoo, can solve problems such as easy hair loss and scalp tingling, and achieve the effects of strengthening hair roots, strengthening curative effects and antagonizing free radicals
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Embodiment 1
[0047] raw material name
[0048] The preparation method of the American cockroach extract is as follows: the American cockroach uses ethanol as an extraction solvent for alcohol extraction, and the extract is concentrated into an extract to obtain the American cockroach extract.
Embodiment 2
[0050]
[0051]
[0052] The preparation method of described American cockroach extract comprises the steps:
[0053] Step (1), the dried Periplaneta americana body is crushed to a particle size of 60-200um, the pulverized Periplaneta americana body powder is poured into a sample bottle of a rotary evaporator, and then added with a volume concentration of 95% Ethanol, rotating and leaching at 44°C for 3 hours, then filtering, and drying the filter residue in an oven at 49°C;
[0054] The mass ratio of described Periplaneta americana body powder and the volume concentration of 95% ethanol is 0.5:12;
[0055] In step (2), use citric acid and disodium hydrogen phosphate to prepare three kinds of buffer solutions with pHs of 2.0, 7.5, and 8.3, respectively, for subsequent use;
[0056] Step (3), the filter residue after drying in step (1) is added in the buffer solution of pH=2.0 prepared in step (2), the mass volume ratio of the filter residue after drying to the buffer so...
Embodiment 3
[0064]
[0065]
[0066] The preparation method of described American cockroach extract comprises the steps:
[0067] Step (1), the dried Periplaneta americana body is crushed to a particle size of 60-200um, the pulverized Periplaneta americana body powder is poured into a sample bottle of a rotary evaporator, and then added with a volume concentration of 95% Ethanol, rotate and extract at 46°C for 4 hours, then filter, and dry the filter residue in an oven at 51°C;
[0068] The mass ratio of described Periplaneta americana body powder and the volume concentration of 95% ethanol is 3:12;
[0069] In step (2), use citric acid and disodium hydrogen phosphate to prepare three kinds of buffer solutions with pHs of 2.0, 7.5, and 8.3, respectively, for subsequent use;
[0070] Step (3), the filter residue after drying in step (1) is added in the buffer solution of pH=2.0 prepared in step (2), the mass volume ratio of the filter residue after drying to the buffer solution of p...
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