Frédéric Fekkai all used 1/3 -- 2/3 of the bottle left
Glossing Shampoo
Protein Rx Repartative Shampoo
Protein Rx Repartative Conditioner

The June Carter Solution
Moisture Nourishing Shampoo used only twice
Revitalizing Leave-In Cond. Condition & Sculpt used 1/4 -- 3/4 bottle remaining

DevaBlonde No-Poo used only twice
DevaBlonde One Conditioner used only twice
AnGéll used only once
very fine/thin blonde (now with silvery grey highlites!!!) 3c all the way!