Fundamentals.., the new leader in nutrient technology has emerged! World class nutrients are only a click away from you! Fundamentals Bloom A and B are a two-part, Dutch nutrient style. We keep it simple, and the end results are simply amazing. Fundamentals is an optimum nutrient designed for giving growers exactly what they need. Tried and tested by the top professionals in the industry, Fundamentals features the finest nutrients manufactured in the US by top-rated chemists utilizing state of the art mixing and bottling facilities. Fundamentals Nutrients works with all types of growing media.