sk-influx
DESCRIPTION
ingredientTRANSCRIPT
Care Specialties
SK-influx®
o Ceramides 1+3+6, cholesterol, fatty acids o Phytosphingosine
1Goldschmidt Personal Care
• A skin identical lipid concentrate
for an improved skin barrier function
• Ideal for dry, sensitive and aging skin
• A skin identical lipid concentrate
for an improved skin barrier function
• Ideal for dry, sensitive and aging skin
Care Specialties
The lipid barrier of the Stratum Corneum
Ceramides(40-65% total lipids)
Stratum Corneum:the "Bricks and Mortar" model
OHHN
O
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Glucoceramides
OH
OHOH
O
HO
OHOH
OH
HN
OH
O
O
OH
cerabrosidase
Ceramides
40%
Cholesterol
30%
Cholesteryl
sulphate
5%Free fatty acids
25%
Care Specialties
The formation of the lipid barrier
StratumCorneum
Stratum
Multi-lamellar layer of ceramides and other skin lipids
Keratin Fibers
Stratum corneum
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StratumBasal
StratumGranulosum
Lamellar bodies Stratum granulosum
Lamellar bodies
Care Specialties
Formation of the lipid barrier by the skin
Restoration of the lipid barrier by SK-influx®
SK-influx® mimics the natural formation
of the lipid barrier
Stratum
Applicaton
SK-influx®
4Goldschmidt Personal Care
Stratum
Corneum
Stratum
Granulosum
Care Specialties
Why is SK-influx® so efficient ?
Multi lamellar layers
Ceramides in Liquid
Crystalline form
SK-influx®
formulation
5Goldschmidt Personal Care
formulation
Lipid barrier in
the Stratum Corneum
Care Specialties
Characteristics of SK-influx®
1.5 % Ceramide complex
- Ceramide I 0.001%
- Ceramide III 0.5%
- Ceramide IIIB 0.5%
- Ceramide VI 0.5%
0.5 % Cholesterol
±3.5 % Free fatty acid
Composition SK-influx®
Lipid concentrate 6.0 %Water q.s.100 %Lactylate 10 %
Carbomer 0.3 %
Xanthan gum 0.3 %Methyl paraben 0.3 %
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0.5% PhytosphingosineMethyl paraben 0.3 %Propyl paraben 0.2 %
Physical properties• Aqueous system
• Multi lamellar layers
• Liquid Crystalline form
Notes• Ceramides, cholesterol and fatty acids act synergistically
• According to scientific literature, Ceramides 1, 3 and 6 are specifically required to restore damaged and sensitive skin
INCI name:Ceramide 3; Ceramide 6 II; Ceramide 1; Phytosphingosine; Cholesterol; Sodium Lauroyl Lactylate; Carbomer; Xanthan Gum
Care Specialties
Designed for instant application
Typical dosages of SK-influx®
Normal skin 1.5 - 5 %Dry / Sensitive skin 3 - 5 %
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Dry / Sensitive skin 3 - 5 %Aging skin 3 - 5 %
Skin repair / protection 3 - 15 %
• Suitable for a wide range of formulations
• SK-influx should be added to the water phase before the homogenisation step
• Cationic emulsifier systems should be avoided
Care Specialties
Uptake of Ceramide by the skinEx-vivo study
25
30
35
SK-influx® increases the bioavailability of Ceramide by more than 38 %, compared to O/W emulsion
SK-influx® increases the bioavailability of Ceramide by more than 38 %, compared to O/W emulsion
lab
ele
d C
era
mid
e V
I
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0
5
10
15
20
s1+s2 s3+s4 s5+s6 s7+s8 s9+s10
Propyleneglycol/ ethanol
O/W polyglyceryl ester
O/W ethoxylated sorbitan ester
SK-influx like formulation
Tape strip number
Am
ou
nt
of
C14
lab
ele
d C
era
mid
e V
I
3x50 µµµµl of 4 different formulations with 0.5% of C14 labeled Ceramide VI are applied on isolated stratum corneum
Care Specialties
Repair of damaged barrier functionEx-vivo study
30
40
50
60
% r
ep
air
Addition of Cholesterol and Free fatty acids to Ceramides will have a synergistic effect
Addition of Cholesterol and Free fatty acids to Ceramides will have a synergistic effect
9Goldschmidt Personal Care
0
10
20
30
Vehicle
(based on
SK-influx)
Vehicle +Ceramide III
(based on
SK-influx)
SK-influx®
% r
ep
air
- Ex-vivo skin treated with acetone
- TEWL measured after 20 hours
will have a synergistic effect on the barrier repair of the skinwill have a synergistic effect on the barrier repair of the skin
Care Specialties
Why is Sk-influx essential for aging skin ?
Age
Hands
21 - 30 years31 - 40 years41 - 50 years
Ceramide level
100 %78 %63 %
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41 - 50 years
Face
21 - 30 years31 - 40 years41 - 50 years
63 %
100 %62 %37 %
N.B. Relative levels of Ceramides 1 through 6 do not change.
Source: A.V. Rawlings et al. in Biocosmetics-Skin aging, IFSCC, vol. I, 31-45 (1993).
Care Specialties
Ceramides missing in the skin
Ceramide 1 , Ceramide 3 , Ceramide 6(Motta S et al., Arch. Dermatol. 130, 452 - 456 (1994))
Ceramide 1 , Ceramide 6
Why is Sk-influx essential for dry and sensitive skin conditions ?
Diseases
Psoriasis
Ichthyosis
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Ceramide 1 , Ceramide 6(Paige DG et al., Proc. Br. Ass. Dermatol. 25 (1993))
Linoleate in Ceramide 1 (Ceramide 1 through 6 )
(Pershho K et al., J. Invest. Dermatol. 90, 350 - 353 (1988))
Ceramide 3 and 6(Di Nardo A et al., Acta Dermatol. Venereol. 78, 27 - 30 (1998))
Ceramide 3(Di Nardo A et al., Contact Dermatitis 35, 86 - 91 (1996))
Ichthyosis
Acne (vulgaris)
Atopic dermatitis
Surfactant-induced
dermatitis
Care SpecialtiesClinical evaluation- Multi center studyPart 1
0.5
1
1.5
2
2.5
Overall disease severity
Day 0
Week 4
Week 8
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0
0.5
Allergic
Contact
Dermatitis
Irritant Contact
Dermatitis
Atopic
Dermatitis
Week 8
- Number of patients: Allergic Contact Dermatitis = 35, Irritant Contact Dermatitis = 123, Atopic Dermatitis = 24
- Product: W/O vehicle containing Ceramide 3, cholesterol and fatty acids in a nanoparticules technology.
- Application of the product: 1-2 times a day for maximum 8 weeks
- Evaluation of the symptoms: Randomly by dermatologists at day 0, week 4 and week 8
- Nature of the symptoms: Dryness, desquamation, erythema, pruritis, fissuring and overall severity
- Rating scale: 0=none; 1=mild; 2=moderate; 3=severe
- Number of patients: Allergic Contact Dermatitis = 35, Irritant Contact Dermatitis = 123, Atopic Dermatitis = 24
- Product: W/O vehicle containing Ceramide 3, cholesterol and fatty acids in a nanoparticules technology.
- Application of the product: 1-2 times a day for maximum 8 weeks
- Evaluation of the symptoms: Randomly by dermatologists at day 0, week 4 and week 8
- Nature of the symptoms: Dryness, desquamation, erythema, pruritis, fissuring and overall severity
- Rating scale: 0=none; 1=mild; 2=moderate; 3=severe
E. Berardesca et al., Contact Dermatitis, 2001, 45, 280-285. Evaluation of efficacy of a skin lipid mixture
in patients with irritant contact dermatitis, allergic contact dermatitis or atopic dermatitis: a multicenter study
Care Specialties
Clinical evaluation- Multi center studyPart 2
1
1.5
2
2.5
Allergic Contact Dermatitis
Day 0
Week 4
Week 8
1
1.5
2
Irritant Contact Dermatitis
Day 0
Week 4
Week 8
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0
0.5
1
Dryness Erytheme Fissuring
Week 8
0
0.5
Dryness Erytheme Fissuring
Week 8
- Number of patients: Allergic Contact Dermatitis = 35, Irritant Contact Dermatitis = 123, Atopic Dermatitis = 24
- Product: W/O vehicle containing Ceramide 3, cholesterol and fatty acids in a nanoparticules technology.
- Application of the product: 1-2 times a day for maximum 8 weeks
- Evaluation of the symptoms: Randomly by dermatologists at day 0, week 4 and week 8
- Nature of the symptoms: Dryness, desquamation, erythema, pruritis, fissuring and overall severity
- Rating scale: 0=none; 1=mild; 2=moderate; 3=severe
- Number of patients: Allergic Contact Dermatitis = 35, Irritant Contact Dermatitis = 123, Atopic Dermatitis = 24
- Product: W/O vehicle containing Ceramide 3, cholesterol and fatty acids in a nanoparticules technology.
- Application of the product: 1-2 times a day for maximum 8 weeks
- Evaluation of the symptoms: Randomly by dermatologists at day 0, week 4 and week 8
- Nature of the symptoms: Dryness, desquamation, erythema, pruritis, fissuring and overall severity
- Rating scale: 0=none; 1=mild; 2=moderate; 3=severe
E. Berardesca et al., Contact Dermatitis, 2001, 45, 280-285. Evaluation of efficacy of a skin lipid mixture
in patients with irritant contact dermatitis, allergic contact dermatitis or atopic dermatitis: a multicenter study
Desquamation Pruritis Desquamation Pruritis
Care Specialties
Clinical evaluation- Multi center studyPart 3
1
1.5
2
Atopic Dermatitis
Day 0
Week 4
Week 8
“Balanced lipid mixtures [Ceramides, cholesterol, fatty
acids] are effective in improving the barrier properties and the
clinical condition of the skin in
“Balanced lipid mixtures [Ceramides, cholesterol, fatty
acids] are effective in improving the barrier properties and the
clinical condition of the skin in
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0
0.5
Dryness Erytheme Fissuring
Week 8
- Number of patients: Allergic Contact Dermatitis = 35, Irritant Contact Dermatitis = 123, Atopic Dermatitis = 24
- Product: W/O vehicle containing Ceramide 3, cholesterol and fatty acids in a nanoparticules technology.
- Application of the product: 1-2 times a day for maximum 8 weeks
- Evaluation of the symptoms: Randomly by dermatologists at day 0, week 4 and week 8
- Nature of the symptoms: Dryness, desquamation, erythema, pruritis, fissuring and overall severity
- Rating scale: 0=none; 1=mild; 2=moderate; 3=severe
- Number of patients: Allergic Contact Dermatitis = 35, Irritant Contact Dermatitis = 123, Atopic Dermatitis = 24
- Product: W/O vehicle containing Ceramide 3, cholesterol and fatty acids in a nanoparticules technology.
- Application of the product: 1-2 times a day for maximum 8 weeks
- Evaluation of the symptoms: Randomly by dermatologists at day 0, week 4 and week 8
- Nature of the symptoms: Dryness, desquamation, erythema, pruritis, fissuring and overall severity
- Rating scale: 0=none; 1=mild; 2=moderate; 3=severe
clinical condition of the skin in contact dermatitis.”
clinical condition of the skin in contact dermatitis.”
E. Berardesca et al., Contact Dermatitis, 2001, 45, 280-285. Evaluation of efficacy of a skin lipid mixture
in patients with irritant contact dermatitis, allergic contact dermatitis or atopic dermatitis: a multicenter study
PruritisDesquamation
Care Specialties
Advantages SK-influx®
• The best available lipid mix:
– Ceramides 1+3+6, cholesterol, fatty acids
– Phytosphingosine (anti-inflammation and anti-microbial properties)
15Goldschmidt Personal Care
• Resembles the structure of the lipid barrier in the skin
– multi-lamellar
– liquid crystalline
• Designed to allow uptake of Ceramides by the skin
• Ideal for dry, sensitive and aging skin