Non-Conventional Preservation Tim Kapsner Senior Research Scientist Aveda Corporation.
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Transcript of Non-Conventional Preservation Tim Kapsner Senior Research Scientist Aveda Corporation.
Non-Conventional Non-Conventional PreservationPreservation
Tim KapsnerTim Kapsner
Senior Research ScientistSenior Research Scientist
Aveda CorporationAveda Corporation
““Classic” PreservativesClassic” Preservatives
Diazolidinyl UreaDiazolidinyl Urea Quaternium-15Quaternium-15 Sodium HydroxymethylglycinateSodium Hydroxymethylglycinate KathonKathon ParabensParabens DMDM HydantoinDMDM Hydantoin ChloroxylenolChloroxylenol
Common “Non-Conventional” Common “Non-Conventional” PreservativesPreservatives
Organic (Benzoic, Sorbic) Organic (Benzoic, Sorbic) Acids and saltsAcids and salts
Benzyl AlcoholBenzyl Alcohol PhenoxyethanolPhenoxyethanol
Naturally Derived Naturally Derived AntimicrobialsAntimicrobials
Grapefruit Seed ExtractGrapefruit Seed Extract
Aka carrier for Triclosan, Benzethonium Chloride, Benzalkonium Chloride
Lonicera (Honeysuckle) Lonicera (Honeysuckle) ExtractExtract
Aka carrier for Sodium Hydroxymethylglycinate
HinokitiolHinokitiol
Extracted from Japanese pine treeExtracted from Japanese pine tree $1500/kg synthetic, $2500/kg natural$1500/kg synthetic, $2500/kg natural Effective at 0.01 to 0.05%Effective at 0.01 to 0.05% Broad spectrumBroad spectrum Difficult to dissolveDifficult to dissolve OdorOdor
And Many OthersAnd Many Others
NET-DTB (Barnet)NET-DTB (Barnet) Halogenine (Natural Cl, Br)Halogenine (Natural Cl, Br) GP-150 (Global Preservatives, acid GP-150 (Global Preservatives, acid
blend)blend) Polylysine (Ajinomoto)Polylysine (Ajinomoto) EthanolEthanol
Essential OilsEssential Oils
Lemongrass OilLemongrass Oil Lemon Tea Tree OilLemon Tea Tree Oil Tea Tree OilTea Tree Oil Lippia SidoidesLippia Sidoides Origanum OilOriganum Oil
Vendor Blends of Natural Vendor Blends of Natural StuffStuff
Vendor BlendsVendor Blends
Natrulon PCG (Potassium sorbate, Natrulon PCG (Potassium sorbate, cinnamomum cassia leaf oil, alcohol)cinnamomum cassia leaf oil, alcohol)
Lema Oil (Tea tree derivative)Lema Oil (Tea tree derivative) Biopein (extract of origanum, thyme, Biopein (extract of origanum, thyme,
cinnamon, rosemary, lavender, cinnamon, rosemary, lavender, golden seal), Neopein, Suprapeingolden seal), Neopein, Suprapein
Functional Ingredients that Functional Ingredients that are also Antimicrobialare also Antimicrobial
EmulsifiersEmulsifiers
PhospholipidsPhospholipids
Phospholipid P-TC (Cocamidopropyl Phospholipid P-TC (Cocamidopropyl PG-Dimonium Chloride Phosphate)PG-Dimonium Chloride Phosphate)
Phospholipid C-DM (Capryl . . .) – Phospholipid C-DM (Capryl . . .) – more functional, more irritatingmore functional, more irritating
Phospholipid P-TM (Myristyl . . .) -- Phospholipid P-TM (Myristyl . . .) -- newnew
Glyceryl EstersGlyceryl Esters
Glyceryl Laurate (Lauricidin, Dr. Glyceryl Laurate (Lauricidin, Dr. Kabarra)Kabarra)
Glyceryl Caprate (Lexgard GMC, Glyceryl Caprate (Lexgard GMC, Inolex)Inolex)
Glyceryl Caprylate (Capmul 708G, Glyceryl Caprylate (Capmul 708G, Abitec)Abitec)
Emollients/SolventsEmollients/Solvents
PCA Ethyl Cocoyl Arginate (CAE)PCA Ethyl Cocoyl Arginate (CAE) Ethylhexylglycerin (Sensiva SC-50) Ethylhexylglycerin (Sensiva SC-50) Capryloyl Glycine (Lipacide C8G)Capryloyl Glycine (Lipacide C8G) Capryl Glycol (Lexgard O)Capryl Glycol (Lexgard O) GlycineGlycine Olive Leaf Extract (Eurol BT)Olive Leaf Extract (Eurol BT)
Organic AcidsOrganic Acids
Benzoic (pK 4.19)Benzoic (pK 4.19) SorbicSorbic Salicylic (pK 2.97) (OTC active, acne)Salicylic (pK 2.97) (OTC active, acne) UsnicUsnic Tartaric (pK 4.34)Tartaric (pK 4.34) Malic (pK 3.4, 5.11)Malic (pK 3.4, 5.11)
Organic AcidsOrganic Acids
pH restrictionspH restrictions pH driftpH drift IrritationIrritation
Phenoxyethanol vs. Phenethyl Phenoxyethanol vs. Phenethyl AlcoholAlcohol
Rose Ether
$3.5/kg
Synthetic $5/kg
Natural $2000/kg
Plant ExtractsPlant Extracts
Microplate MIC (Minimum Microplate MIC (Minimum Inhibitory Concentration)Inhibitory Concentration)
Microplate MIC MethodMicroplate MIC Method
E.coli (Germall (0.04%) /Lippia (0.33%)
100 % Growth
Blank
Germall Lippia
Microplate MIC MethodMicroplate MIC Method
E.Coli (Germall (0.04%) /Lippia (0.33%)
Colorimetric Dye Resazurin
Blank
Blank = No Growth (Blue)
100% Growth (Red)
Germall Lippia
Plant Extract MICPlant Extract MIC
Germall II - 0.039%Germall II - 0.039% Plant Extract Fraction 1 – 0.060%Plant Extract Fraction 1 – 0.060% Plant Extract Fraction 2 – 0.084%Plant Extract Fraction 2 – 0.084% Plant Extract Fraction 3 – 0.11%Plant Extract Fraction 3 – 0.11% Plant Extract Fraction 4 – 0.068%Plant Extract Fraction 4 – 0.068%
THANK YOU !THANK YOU !