Environ Focus Care Youth + Concentrated Retinol Serum 1 introduces the highest levels of vitamin A.  It stimulates the fibroblast for healthy collagen and elastin production, reduces melanin production, and thickens the Epidermis.  Also helps to balance oil production.  Use 2 to 3 bottles before attempting Retinol Serum 2.

It is the first step in the Retinol serums.  Only used on the skin when acclimatised to Skin Essentia AVST 5 / or Youth Essentia Vita-peptide Intensive serum 4 Plus and Vita-Peptide Antioxidant Defence Creme Plus.