Pound to Gram Converter

A pound (lb) is a unit of mass in the imperial and US customary systems, equal to 16 ounces or approximately 453.592 grams. The avoirdupois pound is the most commonly used variant.

The pound has ancient origins, derived from the Roman 'libra pondo' meaning 'pound weight'. Various pound definitions existed throughout history until the avoirdupois pound was standardized. The international avoirdupois pound was defined as exactly 453.59237 grams in 1959.

Pounds are primarily used in the United States, United Kingdom, and a few other countries for measuring body weight, food products, and everyday objects. They're standard for personal scales, grocery items, shipping weights, and in fitness and health contexts in these regions.

A gram (g) is a unit of mass in the metric system equal to one-thousandth of a kilogram (0.001 kg). It is commonly used for measuring small quantities and lightweight objects.

The gram was originally defined in 1795 as the mass of one cubic centimeter of water at 4°C. The name comes from the Greek word 'gramma' meaning 'small weight'. It was part of the original metric system and has remained a fundamental unit for small mass measurements.

Grams are extensively used for measuring food ingredients in cooking and baking, medication dosages, jewelry, precious metals, and small consumer products. They're standard in nutrition labels, pharmaceutical prescriptions, and scientific measurements for lightweight materials.