Who We Are. Universal Nutrition has been providing cutting edge and staple nutritional supplements to bodybuilders and hard training athletes the world over since 1977. As time passes, certain ideals never go out of style. Honesty. Integrity. Respect. These are the values we uphold and are the bedrock upon which we built our business. What It Is. Designed for serious training programs, Natural Sterol Complex contains powerful anabolic sterols, phytonutrients, EFA's, and much more. How We Back It Up. What is on the label is in the bottle and what is in the bottle will help you reach your goals. We guarantee it. Backed by our 100% ironclad money back guarantee, we proudly stand behind every item we produce. If for whatever reason you are not satisfied with any product bearing our name, simply return it to your place of purchase with a receipt for a full refund. Our word is our bond. Ingredient Notes: Lecithin is derived from soy. Anabolic Sterol Complex 2000mg: Beta Sitosterol (Stigmasterol; Fucosterol; Campesterol; Mixed Sterols), Tribulus Terrestris, Kudzu, Methoxyisoflavone, Beta Ecdysterone, 5,7-Dihydroxyflavone. Mass and Density Blend 2500mg: Muira Puama, Stinging Nettle Root, Oriental Ginseng, Kola Nut, Cissus Quadrangularis, White Button Mushroom, Gymnema Sylvestre, Eurycoma Longifolia, Guarana. Opti-Phytonutrient Complex 2000mg: Alfalfa, Milk Thistle Root, Spirulina, Dandelion Root, Garlic, Ginger Root, Licorice Root, Wheat Grass, Saw Palmetto Root, Celery Seed, Cayenne, Chlorella. EFA Complex and Support Blend (from Flaxseed Powder, Lecithin) 500mg: Alpha-Linoleic Acid, Linoleic Acid, Oleic Acid, Palmitic Acid, Stearic Acid, Phosphatidylcholine, Phosphatidylethanolamine, Phosphatidylinositol. Muscle Cell Protection Blend 500mg: Green Tea Leaf, Ginkgo Biloba Leaf, Citrus Bioflavonoids, Grapeseed Extract, Lycopene.