a 30C homeopathic preparation is a dilution of 1 in 10030, or rather 1060, or 1 followed by 60 zeros. To avoid any misunderstandings, this is a dilution of 1 in 1,000,000,000,000,000,000,000,000,000,000,000, 000,000,000,000,000,000,000,000,000, or, to phrase it in the Society of Homeopaths’ terms, “one part per million million million million million million million million million million.”