CN106726702A - A kind of tooth whitening products without hydrogen peroxide - Google Patents
A kind of tooth whitening products without hydrogen peroxide Download PDFInfo
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- CN106726702A CN106726702A CN201710145134.6A CN201710145134A CN106726702A CN 106726702 A CN106726702 A CN 106726702A CN 201710145134 A CN201710145134 A CN 201710145134A CN 106726702 A CN106726702 A CN 106726702A
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- tooth whitening
- hydrogen peroxide
- caproic acid
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- whitening products
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K8/00—Cosmetics or similar toiletry preparations
- A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
- A61K8/30—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds
- A61K8/49—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing heterocyclic compounds
- A61K8/4906—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing heterocyclic compounds with one nitrogen as the only hetero atom
- A61K8/4913—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing heterocyclic compounds with one nitrogen as the only hetero atom having five membered rings, e.g. pyrrolidone carboxylic acid
- A61K8/492—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing heterocyclic compounds with one nitrogen as the only hetero atom having five membered rings, e.g. pyrrolidone carboxylic acid having condensed rings, e.g. indol
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K8/00—Cosmetics or similar toiletry preparations
- A61K8/02—Cosmetics or similar toiletry preparations characterised by special physical form
- A61K8/0208—Tissues; Wipes; Patches
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K8/00—Cosmetics or similar toiletry preparations
- A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
- A61K8/19—Cosmetics or similar toiletry preparations characterised by the composition containing inorganic ingredients
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K8/00—Cosmetics or similar toiletry preparations
- A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
- A61K8/30—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds
- A61K8/33—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing oxygen
- A61K8/34—Alcohols
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K8/00—Cosmetics or similar toiletry preparations
- A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
- A61K8/30—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds
- A61K8/33—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing oxygen
- A61K8/34—Alcohols
- A61K8/345—Alcohols containing more than one hydroxy group
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K8/00—Cosmetics or similar toiletry preparations
- A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
- A61K8/30—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds
- A61K8/40—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing nitrogen
- A61K8/44—Aminocarboxylic acids or derivatives thereof, e.g. aminocarboxylic acids containing sulfur; Salts; Esters or N-acylated derivatives thereof
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K8/00—Cosmetics or similar toiletry preparations
- A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
- A61K8/72—Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds
- A61K8/73—Polysaccharides
- A61K8/731—Cellulose; Quaternized cellulose derivatives
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K8/00—Cosmetics or similar toiletry preparations
- A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
- A61K8/72—Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds
- A61K8/81—Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds obtained by reactions involving only carbon-to-carbon unsaturated bonds
- A61K8/8141—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides or nitriles thereof; Compositions of derivatives of such polymers
- A61K8/8147—Homopolymers or copolymers of acids; Metal or ammonium salts thereof, e.g. crotonic acid, (meth)acrylic acid; Compositions of derivatives of such polymers
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K8/00—Cosmetics or similar toiletry preparations
- A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
- A61K8/72—Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds
- A61K8/81—Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds obtained by reactions involving only carbon-to-carbon unsaturated bonds
- A61K8/817—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a single or double bond to nitrogen or by a heterocyclic ring containing nitrogen; Compositions or derivatives of such polymers, e.g. vinylimidazol, vinylcaprolactame, allylamines (Polyquaternium 6)
- A61K8/8176—Homopolymers of N-vinyl-pyrrolidones. Compositions of derivatives of such polymers
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
- A61Q11/00—Preparations for care of the teeth, of the oral cavity or of dentures; Dentifrices, e.g. toothpastes; Mouth rinses
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K2800/00—Properties of cosmetic compositions or active ingredients thereof or formulation aids used therein and process related aspects
- A61K2800/20—Chemical, physico-chemical or functional or structural properties of the composition as a whole
- A61K2800/30—Characterized by the absence of a particular group of ingredients
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Abstract
The present invention relates to a kind of tooth whitening products without hydrogen peroxide, comprising phthalimido peroxy caproic acid as tooth whitening active material；Phthalimido peroxy caproic acid regulation composition, coordinates with phthalimido peroxy caproic acid, adjusts pH value, stability and the sense of taste of the tooth whitening products；It is suitable for application in the carrier mass in oral cavity；The tooth whitening products have the PH in the range of 6.0 to 8.0, and preventing tooth whitening active material from losing under conditions of 60 DEG C can keep stabilization at least 10 days.
Description
Technical field
The present invention relates to a kind of tooth whitening products, more particularly to a kind of tooth whitening products without hydrogen peroxide.
Background technology
With the continuous improvement of people's living standard, modern knows to the love of tooth, shield, kindness and increasingly payes attention to, to tooth
The requirement of tooth beautifying whitening is growing day by day, methods and effect requirements more and more higher to dental prosthetics whitening, both requires
Dentine is not damaged during dental prosthetics whitening, stimulation of aching will not be caused to oral cavity and gum tooth again, makes tooth whitening
Methods and product face the problem of deeper.
The methods and product of current tooth whitening bleaching are roughly divided into two big types, and a class is to use machinery or ultrasound
The method of ripple toothwash, the shortcoming of this kind of method is to only serve the effect of cleaning tooth, and the spot to tooth does not reach decolouring whitening
Effect, have certain infringement to dentine and to be operated by professional in hospital or dentist's office, spend the time, not enough
It is convenient, and the generation of tooth stain is regular and continuation, it is impossible to by for several times or finite number of time cleaning and reach
The purpose of the frequent whitening of tooth, and mechanical tooth-whitening whitening can make enamel thinning, and dentine is caused damage, it is most important to be
Pinpoint operation, it is not possible to carry out to dental care anywhere or anytime.
Another type is to use tooth whitening products.The current most tooth whitening products of in the market are essentially all to use
What hydrogen oxide or the material containing hydrogen peroxide were made.Hydrogen peroxide makees have preferably tooth whitening effect, and with low cost,
Thus it is widely used as tooth whitening active material.But, hydrogen peroxide is the more strong oxidant of a clock, with thorn
Swash property and corrosivity, it occurs, and bleaching action is more violent, and long-term use can cause the stimulation of aching of tooth and gum, or even make
Into the chemical burn of oral cavity tissue, show according to European Union's test, it is also possible to carcinogenic factor can be produced.Therefore, country's food medicine is supervised at present
Product containing hydroperoxide kind has been included three class medicine equipments to manage by office, and in the market is badly in need of the safety without hydrogen peroxide
Gentle tooth whitening products.Meanwhile, hydrogen peroxide is unstable, it is easy to there is more sensitive oxidation reaction, it is necessary to should
In PH acid systems, and work as PH and reach more than 6, product can be made to accelerate to produce oxidation reaction, product is being transported and store thinning
Or dissolving, so the general PH of product is controlled at 5 or less, in the case of this pH value meta-acid, also results in and use safety
Property is not high.Hydrogen peroxide is very sensitive to temperature, and the product containing hydrogen peroxide is higher to temperature requirement, generally requires Cord blood,
When temperature is raised, the reaction speed of hydrogen peroxide will accelerate, and cause product shelf life to shorten, the content drop of effective oxygen
It is low, cause whitening effect to be deteriorated, when temperature reaches more than 60 degree, hydrogen peroxide will be decomposed more rapidly.
The content of the invention
The present invention is intended to provide a kind of gentle tooth whitening products of safety without hydrogen peroxide, with phthalimido
Peroxy caproic acid substitutes hydrogen peroxide as tooth whitening active material, coordinates the regulation combination of phthalimido peroxy caproic acid
Thing, is dispersed in suitable carrier mass, forms new tooth whitening products, with the PH in the range of 6.0 to 8.0, and produces
Product stability highly significant, to storage and transportation environment it is less demanding, the normal temperature lower shelf-life is more long, even and 60 DEG C-
Under conditions of 90 DEG C, stabilization is kept at least 10 days prevented also from the loss of tooth whitening active material.
The technical scheme that the present invention takes is：A kind of tooth whitening products without hydrogen peroxide, comprising
A () phthalimido peroxy caproic acid is used as tooth whitening active material；
B () phthalimido peroxy caproic acid regulation composition, coordinates with phthalimido peroxy caproic acid, regulation
The pH value of the tooth whitening products, stability and the sense of taste；
C () is suitable for application in the carrier mass in oral cavity；
The tooth whitening products have the PH in the range of 6.0 to 8.0, and tooth whitening activity is prevented under conditions of 60 DEG C
Material damage can keep stabilization at least 10 days.
Further, the percentage by weight of the phthalimido peroxy caproic acid is 0.2% to 1%.
Further, the phthalimido peroxy caproic acid regulation composition includes disodium ethylene diamine tetraacetate, hydrogen
Two or more in sodium oxide molybdena, sodium acid carbonate, silica, menthol, xylitol, flavoring essence.
Further, the phthalimido peroxy caproic acid and the phthalimido peroxy caproic acid regulation group
The percentage by weight of compound is 1:0.7 to 1:Between 1.4.
Further, the carrier mass includes water, alcohol, glycerine, PVP, propane diols, Ka Boshu
One or more in fat, cellulose gum, Cremophor RH40.
Preferably, the product form is gel formula tooth whitening paster or dry type tooth whitening paster.
Further, the product form be tooth whitening gel, toothpaste, mouthwash, mouthspray, tooth whitening liquid with
And tooth-cleaning piece one kind therein.
Further, the gel formula tooth whitening paster or dry type tooth whitening paster are by the phenyl-diformyl imido
Base peroxy caproic acid and phthalimido peroxy caproic acid regulation composition mixing and emulsifying, are scattered in the carrier mass, make
It is standby into the shape for being suitable to be attached on tooth, and be fitted on chip carrier and formed.
Preferably, the gel formula tooth whitening patch products include following component and its weight proportion：
Preferably, the dry type tooth whitening paster includes following component and its weight proportion：
The present invention takes above-mentioned steps, takes into full account the following problem of solution：
1st, phthalimido peroxy caproic acid is mainly used in the bleaching in detergent at present, rarely has to apply and is protected in oral cavity
In reason product, according to our experimental studies, hydrogen peroxide is substituted using phthalimido peroxy caproic acid and is lived as tooth whitening
Property material, coordinate phthalimido peroxy caproic acid regulation composition, be dispersed in suitable carrier mass, formation it is new
Tooth whitening products can effectively desalinate, heavy color of sloughing tooth, with whitening active and will not cause allergy；And relatively low dosage
Preferable effect is can reach, cost is relatively low, harmless.
2nd, especially in the case where the percentage by weight of phthalimido peroxy caproic acid is for 0.2% to 1%, benzene two
Formyl imino group peroxy caproic acid can to greatest extent play tooth whitening active effect, and make with significant deodorant, antiplaque
With.
3rd, when the phthalimido peroxy caproic acid and the phthalimido peroxy caproic acid regulation composition
Percentage by weight be 1:0.7 to 1:When between 1.4, the stability and security of product are stronger.
4th, especially, the product form is gel formula tooth whitening paster or dry type tooth whitening paster, i.e., by described
Phthalimido peroxy caproic acid and phthalimido peroxy caproic acid regulation composition mixing and emulsifying, are scattered in the load
In body material, the shape for being suitable to be attached on tooth is prepared into, and is fitted in the tooth whitening paster formed on chip carrier, by
In the product form for combining gel or solid-state, product can play stronger stability and whitening active, and more convenient
Use, be the preferred embodiment of the present invention program.
5th, described in the claims in the present invention two kinds of components and its product of weight proportion, its each component phase interworking
Close, tooth whitening effect and stability, the security better than other schemes have been given play to jointly.
Compared with prior art, the advantage of above-mentioned technical proposal is, there is provided a kind of tooth whitening without hydrogen peroxide
Product, on the basis of possessing preferable whitening effect, stability is stronger, security is stronger, to gum, the secondary work of tooth when using
With very little, and consumption is low, economical and practical, is suitable in this area extensive use.
Specific embodiment
The present invention is described further with reference to embodiments.
Embodiment one：(gel tooth pastes product shape to a kind of tooth whitening products without hydrogen peroxide of the present invention
Formula), the product includes following component and its weight proportion：
Embodiment two：A kind of tooth whitening products (dry type whitening strips product without hydrogen peroxide of the present invention
Form), the product includes following component and its weight proportion：
Embodiment three：A kind of tooth whitening products (tooth whitening gel products without hydrogen peroxide of the present invention
Form), the product includes following component and its weight proportion：
Example IV：A kind of tooth whitening products (tooth paste product form) without hydrogen peroxide of the present invention, institute
Stating product includes following component and its weight proportion：
Embodiment five：A kind of tooth whitening products (mouthrinse product form) without hydrogen peroxide of the present invention,
The product includes following component and its weight proportion：
Embodiment six：A kind of tooth whitening products (mouthspray product shape without hydrogen peroxide of the present invention
Formula), the product includes following component and its weight proportion：
Embodiment seven：A kind of tooth whitening products (tooth whitening liquid form) without hydrogen peroxide of the present invention,
The product includes following component and its weight proportion：
Embodiment eight：A kind of tooth whitening products (tooth-cleaning piece product form) without hydrogen peroxide of the present invention,
The product includes following component and its weight proportion：
Comparative example one：
Comparative example two：
Result above shows：Tooth whitening products pH value without hydrogen peroxide of the present invention makes more towards neutrality
With more gentle safety；Stability and heat resistance are stronger；Small is stimulated to human body, security is higher.
Above content is further description made for the present invention in conjunction with specific embodiments, it is impossible to assert the present invention
Specific implementation be confined to these explanations.For general technical staff of the technical field of the invention, do not departing from
On the premise of present inventive concept, some simple deduction or replace can also be made, should all be considered as belonging to protection model of the invention
Enclose.
Claims (10)
1. a kind of tooth whitening products without hydrogen peroxide, it is characterised in that include
A () phthalimido peroxy caproic acid is used as tooth whitening active material；
B () phthalimido peroxy caproic acid regulation composition, coordinates with phthalimido peroxy caproic acid, regulation is described
The pH value of tooth whitening products, stability and the sense of taste；
C () is suitable for application in the carrier mass in oral cavity；
The tooth whitening products have the PH in the range of 6.0 to 8.0, and tooth whitening active material is prevented under conditions of 60 DEG C
Loss can keep stabilization at least 10 days.
2. the tooth whitening products of hydrogen peroxide are free of as claimed in claim 1, it is characterised in that the phenyl-diformyl imido
The percentage by weight of base peroxy caproic acid is 0.2% to 1%.
3. the tooth whitening products of hydrogen peroxide are free of as claimed in claim 1, it is characterised in that the phenyl-diformyl imido
Base peroxy caproic acid regulation composition includes disodium ethylene diamine tetraacetate, NaOH, sodium acid carbonate, silica, menthol, wood
Two or more in sugar alcohol, flavoring essence.
4. the tooth whitening products of hydrogen peroxide are free of as claimed in claim 1, it is characterised in that the phenyl-diformyl imido
Base peroxy caproic acid is 1 with the percentage by weight of the phthalimido peroxy caproic acid regulation composition:0.7 to 1:1.4 it
Between.
5. the tooth whitening products of hydrogen peroxide are free of as claimed in claim 1, it is characterised in that the carrier mass includes
In water, alcohol, glycerine, PVP, propane diols, carbomer, cellulose gum, Cremophor RH40 one
Plant or more than one.
6. the tooth whitening products of hydrogen peroxide are free of as claimed in claim 1, it is characterised in that the product form is solidifying
Glue formula tooth whitening paster or dry type tooth whitening paster.
7. the tooth whitening products of hydrogen peroxide are free of as claimed in claim 1, it is characterised in that the product form is tooth
Tooth whitening gelatin, toothpaste, mouthwash, mouthspray, tooth whitening liquid and tooth-cleaning piece one kind therein.
8. the tooth whitening products of hydrogen peroxide are free of as claimed in claim 6, it is characterised in that the tooth whitening products
It is by the phthalimido peroxy caproic acid and phthalimido peroxy caproic acid regulation composition mixing and emulsifying, dispersion
In the carrier mass, the shape for being suitable to be attached on tooth is prepared into, and be fitted in formation on chip carrier.
9. the tooth whitening products of hydrogen peroxide are free of as claimed in claim 6, it is characterised in that the product includes as follows
Component and its weight proportion：
10. the tooth whitening products of hydrogen peroxide are free of as claimed in claim 6, it is characterised in that the product is included such as
Lower component and its weight proportion：
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710145134.6A CN106726702A (en) | 2017-03-13 | 2017-03-13 | A kind of tooth whitening products without hydrogen peroxide |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710145134.6A CN106726702A (en) | 2017-03-13 | 2017-03-13 | A kind of tooth whitening products without hydrogen peroxide |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106726702A true CN106726702A (en) | 2017-05-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710145134.6A Pending CN106726702A (en) | 2017-03-13 | 2017-03-13 | A kind of tooth whitening products without hydrogen peroxide |
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| Country | Link |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108261349A (en) * | 2018-03-06 | 2018-07-10 | 山东美齿汇医疗科技有限公司 | Tooth whitening liquid |
| CN111494230A (en) * | 2020-04-30 | 2020-08-07 | 江西师范大学 | Cold light tooth whitening gel, preparation method and application |
| CN111803401A (en) * | 2020-08-03 | 2020-10-23 | 广州佩奇生物科技有限公司 | Oral care composition, tooth powder, toothpaste and mouthwash |
| CN112402266A (en) * | 2020-11-06 | 2021-02-26 | 陈宇 | Dissolvable oral whitening biological film tooth paste |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1996005802A2 (en) * | 1994-08-22 | 1996-02-29 | Unilever N.V. | Teeth whitening composition containing organic peroxyacids |
| CN1320030A (en) * | 1998-09-25 | 2001-10-31 | 荷兰联合利华有限公司 | Oral composition with an improved teeth whitening effect |
| CN1481232A (en) * | 2000-12-15 | 2004-03-10 | Oral bleaching compsn | |
| CN1533266A (en) * | 2001-07-26 | 2004-09-29 | 荷兰联合利华有限公司 | Oral composition comprising peroxyamidophthalamide derivatives |
| CN103826595A (en) * | 2011-09-14 | 2014-05-28 | 高露洁-棕榄公司 | Tooth whitening strip |
-
2017
- 2017-03-13 CN CN201710145134.6A patent/CN106726702A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1996005802A2 (en) * | 1994-08-22 | 1996-02-29 | Unilever N.V. | Teeth whitening composition containing organic peroxyacids |
| CN1320030A (en) * | 1998-09-25 | 2001-10-31 | 荷兰联合利华有限公司 | Oral composition with an improved teeth whitening effect |
| CN1481232A (en) * | 2000-12-15 | 2004-03-10 | Oral bleaching compsn | |
| CN1533266A (en) * | 2001-07-26 | 2004-09-29 | 荷兰联合利华有限公司 | Oral composition comprising peroxyamidophthalamide derivatives |
| CN103826595A (en) * | 2011-09-14 | 2014-05-28 | 高露洁-棕榄公司 | Tooth whitening strip |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108261349A (en) * | 2018-03-06 | 2018-07-10 | 山东美齿汇医疗科技有限公司 | Tooth whitening liquid |
| CN111494230A (en) * | 2020-04-30 | 2020-08-07 | 江西师范大学 | Cold light tooth whitening gel, preparation method and application |
| CN111803401A (en) * | 2020-08-03 | 2020-10-23 | 广州佩奇生物科技有限公司 | Oral care composition, tooth powder, toothpaste and mouthwash |
| CN112402266A (en) * | 2020-11-06 | 2021-02-26 | 陈宇 | Dissolvable oral whitening biological film tooth paste |
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