# US 2025/0143984 A1 · Herbal Oral Care Compositions

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- Number: US 2025/0143984 A1
- Document ID: US20250143984A1
- Status: Published application
- Kind: A1
- Application number: 18/835,957
- Filed: 2023-02-03
- Published: 2025-05-08
- Earliest claimed: 2022-02-05
- Assignees: Colgate-Palmolive Company
- Applicants: Colgate-Palmolive Company
- Inventors: Manish MANDHARE; Nikhil Vamanrao MALI; Purushottam Dagadu JADHAV; Neelima Jitendra UTGIKAR; Bhagyashri CHAVAN; Fusong SUN; Edna AMBUNDO
- Web page: https://patentgrep.com/patent/US20250143984A1

## CPC

- A61K 8/27: Zinc; Compounds thereof
- A61K 8/19: containing inorganic ingredients
- A61K 8/25: Silicon; Compounds thereof
- A61K 8/365: Hydroxycarboxylic acids; Ketocarboxylic acids
- A61K 8/73: Polysaccharides
- A61K 8/731: {Cellulose; Quaternized cellulose derivatives}
- A61K 8/922: {of vegetable origin}
- A61K 8/9789: Magnoliopsida [dicotyledons]
- A61K 8/988: {Honey; Royal jelly, Propolis}
- A61Q 11/00: Preparations for care of the teeth, of the oral cavity or of dentures; Dentifrices, e.g. toothpastes; Mouth rinses
- A61K 2800/28: Rubbing or scrubbing compositions; Peeling or abrasive compositions; Containing exfoliants
- A61K 2800/48: Thickener, Thickening system
- A61K: PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES (devices or methods specially adapted for bringing pharmaceutical products into particular physical or administering forms A61J3/00; chemical aspects of, or use of materials for deodorisation of air, for disinfection or sterilisation, or for bandages, dressings, absorbent pads or surgical articles A61L; soap compositions C11D)
- A61Q: SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS

## Abstract

Described herein are oral care compositions comprising a first source of zinc comprising zinc oxide; a second source of zinc comprising zinc citrate; a gum system comprising xanthan gum and carboxymethyl cellulose; a carrier comprising calcium carbonate (e.g., natural calcium carbonate and precipitated calcium carbonate); a natural ingredient component comprising at least one herbal extract(s) and at least one essential oil; and at least one oleoresin (e.g., ginger and/or pepper). The disclosure also contemplates methods of using the formulations described herein.

## Claims

### Claim 1

An oral care composition comprising:
a. a first source of zinc comprising zinc oxide;
b. a second source of zinc comprising zinc citrate;
c. a gum system comprising xanthan gum and carboxymethyl cellulose;
d. a carrier comprising calcium carbonate;
e. a natural ingredient component comprising:
at least one herbal extract(s) and
at least one essential oil(s); and
f. at least one oleoresin.

### Claim 2 (depends on 1)

The oral care composition of claim 1, wherein the ratio of the amount of zinc oxide to zinc citrate is from 1.5:1 to 4.5:1.

### Claim 3 (depends on 1)

The oral care composition of claim 1, wherein the composition comprises zinc citrate and zinc oxide, wherein the zinc citrate is in an amount of from 0.25 to 1 wt % and zinc oxide may be present in an amount of from 0.75 to 1.25 wt % based on the weight of the oral care composition.

### Claim 4 (depends on 1)

The oral care composition of claim 1, wherein the composition comprises one or more herbal extract(s) and one or more essential oils selected from the group consisting of amla extract, honey extract, almond extract, aloe vera extract, maricha extract, ginger extract, fenugreek, neem seed oil, sesame oil, cinnamon leaf oil, clove oil, thyme oil, eucalyptus oil, eugenol, menthol, babool, camphor and combinations thereof.

### Claim 5 (depends on 1)

The oral care composition of claim 1, wherein the herbal extracts and essential oils are selected from amla extract, honey extract, neem seed oil, basil oil, aloe vera extract, cinnamon leaf oil, clove oil, camphor and combinations thereof.

### Claim 6 (depends on 1)

The oral care composition of claim 1, wherein any one of the herbal extracts and essential oils can be in an amount from 0.0001%-0.5% by wt.

### Claim 7 (depends on 1)

The oral care composition of claim 1, wherein the gum system comprises carboxymethyl cellulose and xanthan gum in a weight ratio 1:2 to 1:5, respectively.

### Claim 8 (depends on 1)

The oral care composition of claim 1, wherein the weight ratio of carboxymethylcellulose to xanthan gum is about 3.5:1.

### Claim 9 (depends on 1)

The oral care composition of claim 1, wherein the gum system comprises carboxymethylcellulose from 0.25%-1% by wt. relative to the total composition.

### Claim 10 (depends on 1)

The oral care composition of claim 1, wherein the gum system comprises xanthan gum from 0.05%-0.5% by wt. relative to the total composition.

### Claim 11 (depends on 1)

The oral care composition of claim 1, wherein the gum system comprises carboxymethylcellulose from 0.25%-1% by wt. and xanthan gum from 0.05%-0.5% by wt., wherein the weights are relative to the total composition.

### Claim 12 (depends on 1)

The oral care composition of claim 1, wherein the gum system further comprises one or more selected from: gum arabic, polyethylene glycol and combinations thereof.

### Claim 13 (depends on 1)

The oral care composition of claim 1, wherein the composition further comprises a silica thickener and/or a silica abrasive.

### Claim 14 (depends on 1)

The oral care composition of claim 1, wherein the oleoresin is selected from the group consisting of: basil, capsicum, cardamon, celery seed, cinnamon bark, clove bud, fenugreek, fir, balsam, ginger, labdanum, mace, marjoram, nutmeg, parsley, pepper, pimenta, rosemary, sage, savory, thyme, turmeric, vanilla, bay leaves and combinations thereof.

### Claim 15 (depends on 1)

The oral care composition of claim 1, wherein the oleoresin comprises ginger and pepper.

### Claim 16 (depends on 1)

The oral care composition of claim 1, wherein the calcium carbonate comprises precipitated calcium carbonate in an amount from 5%-15% by wt.

### Claim 17 (depends on 1)

The oral care composition of claim 1, wherein the calcium carbonate comprises natural calcium carbonate in an amount from 20%-40% by wt.

### Claim 18 (depends on 1)

The oral care composition of claim 1, wherein the oral care composition comprises:
a. From 0.5%-1.25% by wt. zinc oxide
b. From 0.25%-0.75% by wt. zinc citrate
c. From 0.3%-1% sodium monofluorphosphate
d. wherein the herbal extract(s) and essential oil(s) comprise: amla extract, neem seed oil, fennel oil, basil oil, cinnamon leaf oil, honey extract and aloe vera extract;
e. wherein the gum system comprises carboxymethylcellulose from 0.25%-1% by wt. and xanthan gum from 0.05%-0.5% by wt., relative to the total composition; and
f. wherein the oleoresin comprises pepper and ginger.

### Claim 19 (depends on 1)

A method of treating or preventing a disease or condition of the oral cavity comprising contacting an oral cavity surface of a patient in need thereof with the oral care composition according to claim 1.

### Claim 20 (depends on 19)

The method according to claim 19, wherein the disease or condition of the oral cavity is a disease or condition caused by oral bacteria.
