The CRLab Hair Loss Prevention Pre-Shampoo, rebalances the scalp by protecting the scalp from oxidative stress formation thanks to a special blend of essential oils. Avocado oil extract also counteracts the activity of the 5-alpha-reductase, while apple stem cells and hydrolyzed yeast protein supports the anagen phase of the hair growth cycle. Ruby dust particles exfoliate the scalp and at the same time supplies iron and chromium minerals.