Colgate Palmolive Company

Navin Lewis

Ravi Subramanyam

Mahmoud Hassan

Suzanne Jogun

Xiao Yi Huang

Shashank Vishwanath Potnis

Shao Peng Xu

Michael Prencipe

Steven W Fisher

Gary Edward Tambs

Amit Sirdesai

Sagar Tembe

Rolando Plata

Shashank Potnis

The present invention provides an oral care composition comprising: (a) a first composition comprising a silica abrasive and a first zinc compound selected from zinc citrate, zinc chloride, zinc acetate, zinc lactate, zinc salicylate, zinc sulfate, and zinc nitrate; and (b) a second composition comprising a calcium carbonate abrasive; wherein the first composition and/or the second composition further comprises a second zinc compound selected from zinc oxide, zinc carbonate and zinc tartrate; and wherein the oral care composition optionally further comprises from 0.1 to 1.75 weight % of a tartar control agent, based on the total weight of the oral care composition.

Oral care composition containing zinc salts and calcium carbonate

The invention provides antibacterial combinations of essential oils comprising bisabolol and one or more essential oils selected from citral, carvacrol, oregano extract, and rosemary, or comprising carvacrol and one or more essential oils selected from bisabolol, thymol, and rosemary, together with compositions, e.g., oral care compositions, comprising these combinations, and uses therefore.

Antimicrobial compositions comprising essential oil combinations

Procedures are provided to evaluate the effectiveness of slow-acting antibacterial agents such as metal salts on reduction of bacterial oral biofilm. In the modified process, the exposure time of the agent is increased from the usual 3 minutes to 7-15 minutes, e.g., about 10 minutes, and the duration increased to 5-12 days, e.g., about 8 days instead of the conventional 3 days.

Anti-biofilm screening assays

Growing community of inventors

Mumbai, India

Navin Lewis