Oxidation Resistant Dentifrice Compositions
First Claim
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1. An oral composition comprisingat least one humectant;
- at least one abrasive compound;
at least one plant-derivable compound selected from the group consisting of flavonoids, catechins, polyphenols, and tannins; and
less than 10% by weight water.
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Abstract
Low water tooth pastes contain a variety of plant extracts. The oral or dentifrice compositions containing humectants, abrasive compounds, and a variety of plant extracts, such as rosemary and green tea extracts, along with an additional antioxidant component. Examples of antioxidants include stannous compounds, sodium meta-bisulfite, BHT, ammonium sulfate, and potassium stannate. The compositions are resistant to browning. The invention also provides methods for promoting oral health of a subject animal comprising applying a composition as discussed above to the oral surfaces of the animal.
17 Citations
28 Claims
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1. An oral composition comprising
at least one humectant; -
at least one abrasive compound; at least one plant-derivable compound selected from the group consisting of flavonoids, catechins, polyphenols, and tannins; and less than 10% by weight water. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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10. An oral composition comprising
1-70% by weight of a humectant; -
1-70% by weight of at least one abrasive compound; less than 10% by weight water; and 0.001-5% by weight of a plant extract comprising one or more flavonoid components. - View Dependent Claims (11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21)
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22. A method for reducing the extent of discoloration in a toothpaste, the toothpaste being formulated to contain at least one of rosemary extract, green tea extract, oregano extract, baikal skullcap extract, S. lateriflora extract, S. orthocalyx extract, grape seed extract, and grape skin extract, the extracts containing flavonoid, catechin, polyphenol, or tannin compounds that tend to oxidize and discolor the toothpaste composition over time, the method comprising at least one of
a) formulating the toothpaste to contain less than 10% by weight water; - and
b) adding to the toothpaste an amount effective to reduce discoloration of an antioxidant selected form the group consisting of stannous compounds, stannate compounds, ammonium sulfate, phenolic antioxidants, hydroquinone antioxidants, and sodium meta-bisulfite. - View Dependent Claims (23, 24, 25, 26, 27, 28)
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Specification