grant there is an initial loading phase which can be anything between 1 and 3 weeks of daily jabs, the length depends on natural skin type and how dark of a tan you wish to achieve, followed by the maintenance phase of 2 jabs per week.
Have a read of this post and the article listed in the first post, its very informative
http://www.muscletalk.co.uk/Melanota...-m1887471.aspx