The businessman Otto Müller founds the chemical factory OTTO MÜLLER GmbH & Co. in Berlin-Charlottenburg to manufacture pharmaceuticals and cosmetics. The Sintilla range of cosmetics is soon well known all over Germany.
For generations we have been offering reliable quality
For over 65 years One Drop Only has been a byword for effective oral care. We are offering health conscious customers highly effective oral and dental care products, which are preferably produced from natural ingredients.
One Drop Only: History
1927
1948
Otto Müller and his Scottish son-in-law John Rorison hit upon the idea of manufacturing a medicinal mouthwash to be called Rorison’s Drop.
1949
On the advice of an American military governor, the new product is named One Drop Only. Otto Müller himself creates the unique red and blue logo.
1950
Müller and Rorison found the One Drop Only Chem.-pharm. Vertriebs-GmbH. After completion of the research and development work and extensive studies, the One Drop Only Mouthwash Concentrate is launched onto the market.
1971
Both companies found a common headquarters at the new site at Stieffring in Berlin.
1988
After almost 38 years, the portfolio is extended by a new product: The practical mouth spray is introduced to the market.
1991
The export activities are extended largely, such that the One Drop Only® products are now available in more than 20 countries worldwide.
1997
More product introductions follow, such as mouthwash, chlorhexidine and mint pastilles.
1998
Product innovation: The tongue cleaner – an innovation in the dental and oral care area after an invention by the Norwegian dentist Dr.Olav Moelster.
2005
Name change: Nur 1 Tropfen® turns into One Drop Only® due to the increased international orientation
2008
One Drop Only GmbH is a traditional family-owned business once again: Roberto D‘Amati, the great-grandson of the company founder Otto Müller takes over the management.
2009
Packaging relaunch: in order to win the younger gerneration as our clients we trust in a young, fresh and attractive Design. Yellow turns blue.
2015
The One Drop Only GmbH takes over the brand halazon – a traditional brand that was founded 1964. The appearance of the brand is undergoing a complete makeover and new products are being launched to the market.
2016
The brands One Drop Only® PHARMACIA and One Drop Only® Naturals are added to our portfolio.
