Biotene H-24 Conditioning Hair Spray with Biotin & NaPCA controls hair without leaving it stiff or sticky, and contains nutrients that protect and condition your hair. Non-aerosol. Biotene H-24 Conditioning Hair Spray adds control to your hair. Panthenol, Biotin and NaPCA help condition and protect hair all day. 80% VOC formula complies with California Air Resource Board Regulation..