I have been using the vitamins faithfully and I shampoo my hair every week I wear a protective styles like once a month I’m not sure if yal know what a quick weave is but I wear that like for 2- 3 weeks straight I stretch my relaxer as long as I can go for about 8 to 10 week No shampoo or conditioner with hard minerals or sulfate in them Ess. Is the best shampoo and Conditioner it’s very soft I take my vitamins at night with water