Bulk organic herbs, spices & essential oils. Nutrabalance Home Page. Biotics Research Corporation: Phone: 1-800-231-5777 Local: 281-344-0909. Drucker Labs. Douglas Labs. Nutri-Spec. Bio Essence Corp. Herb Pharm: Manufacturers of Organic Liquid Herbal Extracts. Metagenics: Genetic Potential Through Nutrition.