Vitamin C megadosage in combination with other therapies, but this does not imply vitamin C megadoses in themselves have therapeutic effect. The World Health Organization recommends a daily intake of 45 mg/day of vitamin C for healthy adults, and 25–30 mg/day in infants. The Vitamin C article provides examples of recommendations from individual countries. None exceed 110 mg/day. Vitamin C is necessary for production of collagen and other biomolecules, and for the prevention of scurvy. Vitamin C is an antioxidant, which has led to its endorsement by some researchers as a complementary therapy for improving quality of life. Since the 1930s, when it
Customs and traditions of the Royal Navy by others, include "Matelot" (pronounced "matlow", and derived from mid 19th century (nautical slang): from French, variant of matenot which was also taken from the Middle Dutch mattenoot ‘bed companion’, because sailors had to share hammocks in twos, and "Limey", from the Lime-juice given to British sailors to combat scurvy - mainly redundant in use within the Royal Navy. Royal Marines are fondly known as "Bootnecks" or often just as "Royals". Uckers is a two player board game similar to Ludo that is traditionally played in the Royal Navy. It is fiercely competitive and rules differ between ships and stations