Description
Subject:- herbal drug Technology
Semester:- 6th sem
Course:- Bachelor of Pharmacy B Pharmacy
Course Code: BP603T Course Title: Herbal Drug Technology Contents • Waxes • Gums wwww.remixeducation.in Raw Materials – Waxes and Gums • At the end of this lecture, student will be able to: – Identify suitable raw materials for preparing herbal cosmetics – Explain the various waxes available for formulating herbal cosmetics – Explain the various gums available for formulating herbal cosmetics wwww.remixeducation.in Raw materials - Waxes Bees wax – Oldest forms of wax Biological source: Wax obtained from the honey comb of bees Apis melifera Family : Apidae Chemical constituents: Myricin, melissic acid Uses: Used in oinments, lipsticks and face creams wwww.remixeducation.in Raw materials - Waxes Spermaceti Biological source: Waxy substance obtained from the head of sperm whale Physeter macrocephalus Family : Physeteridae Chemical constituents: Acetyl palmitate, free acetyl alcohol, esters of lauric, myristic and stearic acids Uses : Used as emollient – ointments, cold creams wwww.remixeducation.in Raw materials - Waxes Carnauba Wax Biological source: Exudate from the pores of leaves of Brazilian wax palm tree Copernicia prunifera Family : Palmae Chemical constituents: Esters of hydroxylated fatty acids – carnuabic, cerotic and melissyl cerotate Uses: Used in deplitories and deodarant sticks wwww.remixeducation.in Raw materials - Oils Myrica Wax Biological source: Wax obtained from the peels of berry of Myrica cerifera Family : Myricaceae Chemical constituents: Palmitic, myristic and lauric acid esters Uses: Reducess the stickiness of creams and emulsion, used in hair care preparations – excellent holding properties wwww.remixeducation.in Raw materials - Wax Rice bran wax Biological source: vegetable wax extracted from the bran oil of rice Oryza sativa Family : Graminae Chemical constituents: Aliphatic acids – palmitic acid, behenic acid and higher alcohol esters like ceryl alcohol, melissyl alcohol, squalene and phospholipids Uses: Thickener, binding agent with strong emollient properties. Used in lipsticks, balms and sun screens wwww.remixeducation.in Raw materials - Gums • Hydrophobic or hydrophilic high molecular weight molecules – colloidal properties • Natural gums • Prepared gums Natural gums 1. Sea weed gum – agar, algin, carrageenan, laminaran 2. Plant exudates – Acacia, tragacanth, karaya, ghatti 3. Seed gums – Guar gum, isabgol, tamarind, locust bean gum, quince seed gum wwww.remixeducation.in Raw materials - Gums • Hydrophobic or hydrophilic high molecular weight molecules – colloidal properties • Natural gums • Prepared gums Natural gums 1. Sea weed gum – agar, algin, carrageenan, laminaran 2. Plant exudates – Acacia, tragacanth, karaya, ghatti 3. Seed gums – Guar gum, isabgol, tamarind, locust bean gum, quince seed gum wwww.remixeducation.in Raw materials - Gums Carrageenan • Biological source: Sulphated polysaccharide extract – sea weed – carageen or Irish mass – Gigartina stellata • Family : Rodophyceae • Uses: Hard lotion – Gelling, emulsifying and stabilizing agent • Antitartar tooth paste • Hair setting lotion wwww.remixeducation.in Raw materials - Gums Gum Tracaganth • Biological source: Dried gummy exudates – stem – Astragalus gummifer • Family : Leguminosae Chemical constituents: Tragcanthin – 8-10%, Bassorin – 60 -70% Uses: Suspending, thickening and emulsifying agent – tooth paste, mascara, skin lotions, non greasy hair cream, barrier cream wwww.remixeducation.in Raw materials - Gums Gum Acacia • Biological source: Dried gummy exudate – stem and branches – Acacia senegal • Family : Leguminosae Chemical constituents: Arabinose, galactose, rhamnose, glyceronic acid Uses: Suspending, thickening and emulsifying agent – barrier cream, face mask wwww.remixeducation.in Raw materials - Gums Locust bean gum • Biological source: Endosperm – seeds – Cerotina siliqua • Family : Leguminosae • Chemical constituents: D – galacto – D –Mannoglycan, 4% Pentan, oxidase and ceratoniase enzyme • Uses: Binder, thickening agent, stabilising agent - cosmetics wwww.remixeducation.in Raw materials - Gums Pectin • Biological source: Purified carbohydrate – acid hydrolysis – inner portion – rind - Citrus peels – Citrus limonii or Citrus auranticum • Family : Rutaceae • Uses: Emulsifying and gelling agent - cosmetics wwww.remixeducation.in Raw materials - Gums Xanthan gum • Biological source: Fermentation – bacteria – Xanthomonas compestris on high molecular weight polysaccharides • Chemical constituents: D – glucose, D – glucouronic acid and D - mannose • Uses: Binder, thickening agent – cosmetics Preparation of antitartar toothpaste and sunscreen preparation wwww.remixeducation.in Summary • Bases – cosmetics – mixture of oils, fats and waxes • Unctuous, fusible, viscous solid substances – waxy luster • Esters – fatty acids – high molecular weight monohydric alcohol – cetyl alcohol and cholesterol • Hydrophobic or hydrophilic high molecular weight molecules colloidal properties wwww.remixeducation.in Thank You www.remixeducation.in wwww.remixeducation.in