Sirona Biochem Corp . is pleased to announce the launch of the first commercial product containing the Company’s proprietary ingredient, TFC-1067. TFC-1067 will debut as the active ingredient in New Rodan + Fields REVERSE Targeted Dark Spot Corrector. It will precisely target stubborn discoloration for a brighter, even-looking skin tone. Rodan + Fields licensed TFC-1067 from Sirona in 2019. In Rodan + Fields … Sirona Biochem Corp . (TSXV: SBM) (FSE: ZSB) (US-OTC: SRBCF) is pleased to announce the launch of the first commercial product containing the Company’s proprietary ingredient, TFC-1067. TFC-1067 will debut as the active ingredient in New Rodan + Fields REVERSE Targeted Dark Spot Corrector. It will precisely target stubborn discoloration for a brighter, even-looking skin tone.