Larix 1000 Supports Healthy Immune and Intestinal Function Natural Arabinogalactan Polysaccharides Suitable for Vegetarians Jarrow Formulas Larix contains arabinogalactans extracted from the larch tree (larix occidentalis). Arabinogalactans are densely branched, high molecular weight, water-soluble polysaccharides that support healthy immune function, particularly macrophage activity and cytokine defense activity such as interferon gamma, tumor necrosis factor, IL-1 and IL-6. Arabagalactans also promote the growth of the probiotic bacteria Lactobacilli and bifidobacteria.
*  Note: Unless otherwise noted, this product has not been evaluated by the Food and Drug Administration. Our natural products are not intended to diagnose, treat, cure, or prevent any disease.