AVEDA Invati Ultra Advanced Scalp Serum Set[Set Contents] Invati Ultra Advanced Scalp Serum 150mL (full size) Invati Ultra Advanced Scalp Serum 30mL (sample size) This is the culmination of 20 years of botanical science research by Aveda, a company that understands hair and scalp. This scalp serum for hair density*1 blends plant derived ingredients quickly into the scalp and adds body to the roots with a coating agent. It contains a Triple Vitality Complex*2 made from Eucalyptus, Alpinia, and