Pure Fructose - natural antioxidant in indigo dye vats.  
 
This is supplied in a pack of 200g.  This is the perfect amount to combine with 100g calcium hydroxide, and 50g indigo when using the indigo vat 1-2-3 method for the eco-friendly & non-hazardous dye process.
 
Fructose can be used as an alternative to Henna or Madder as a natural and eco-friendly antioxidant for use in indigo vat dyeing, particulary when following the indigo vat 1-2-3 method.