BIO TECH™ Pharmacal partners with over 60 prestigious institutions and universities, including Memorial Sloan-Kettering, the Mayo Clinic, the Cleveland Clinic and the Universities of Florida, Chicago, Wisconsin and Michigan Medical Centers and supplies products for use in their clinical research. BIO TECH™ complies with all U.S. FDA regulations and follows Good Manufacturing Practices (GMPs) to insure the highest standards of excellence in the formulation of pure, bio-available vitamin and mineral forms. BIO TECH™ has long term established relationships with trust worthy suppliers that consistently deliver high quality ingredients, yet they test all ingredients for identity, strength and contaminants before those ingredients are used in manufacturing. Their two-piece encapsulation technology eliminates the need for binders, lubricants, or coatings. No added colors or flavors are used.D3-5 5000 IU provides highly bioavailable, water soluble, natural vitamin D3 as cholecalciferol for overall wellbeing and to promote bone, cardiovascular, neuromuscular and immune health and function. Tri-Salts Capsules is a unique nutritional buffering supplement that is specially formulated to neutralize increased acidity. Tri-Salts contains significant amounts of essential macrominerals including calcium, magnesium and potassium and does not contain sodium or other salts. Folic Acid 20 mg contains the essential nutrient folate, which is required for proper cell growth and maintenance and is necessary to the synthesis and metabolism of DNA and certain amino acids. Osteo-Tech™ provides vitamins, minerals, cofactors and a proprietary blend to promote healthy bones and joints. Osteo-Tech™ contains minerals important for calcium metabolism and bone structure, vitamin K1 and K2 for direct calcium deposition into bones, and vitamins C and B12 for maintenance of healthy bone collagen. B6 + Folic Acid is formulated with active forms of vitamin B6, folate and vitamin B12 to provide support for healthy homocysteine levels and cardiovascular, bone and nervous system health. C-Max 1000 provides buffered vitamin C in a blend of natural citrus bioflavonoids and fully reacted mineral ascorbates to support immune health and normal histamine levels. C-Max is formulated to be gentle on the digestive system.