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Vitamins
Vitamin Z, Zoopherin
Scientific name: Obsolete term for vitamin B12
Physiological role: Rat growth factor
References
Combs Jr. G.F., 2012, “The Vitamins - Fundamental Aspects in Nutrition and Health - 3rd
Vitamin Y, Factor Y
Scientific name: Probably vitamin B6 Physiological role: Rat growth factor References Chick H, Copping A. The composite nature of the water-soluble vitamin B1. 111. Dietary factors in addition...Vitamin X, Factor X
Scientific name: Obsolete term for vitamin E Physiological role: Antioxidant in cell membranes References Evans H, Bishop K. On the existence of a hitherto unrecognized dietary factor essential...Vitamin W, Factor W
Scientific name: Probably biotin Physiological role: Promoting bacterial growth References Frost D, Elvehjem C. Further studies on Factor W. J Biol Chem 1937; 121: 255–73. Combs Jr. G.F., 2012,...Vitamin V
Scientific name: (a) Probably NAD, (b) Sildenafil citrate Alternative names: (b) Viagra Physiological role: (a) Promoting bacterial growth, (b) Boost cardiovascular capacity References Cody M. Substances without vitamin status....Vitamin U, Factor U
Scientific name: (a) S-Methylmethioninesulfonium – methylsulfonium salts of methionine, (b) Undefined extract Substance/source: Isolated from cabbage Physiological role: Vitamin U is a novel free radical scavenger, prevents...Vitamin T
Scientific name: Mixture of folic acid, vitamin B12 and nucleotides Substance/source: Unconfirmed activity isolated from termites, yeasts or moulds Physiological role: Reported to increase protein utilization in...Vitamin S, Factor S
Vitamin S, Factor S Scientific name: (a) Strepogenin (peptide), (b) Salicylic acid Substance/source: Probably biotin Physiological role: Chicken growth factor References Schumacher A, Heuser G, Norris L. The complex nature...Vitamin R, Factor R
Scientific name: Obsolete term for conjugated folic acid Physiological role: Chicken growth factor References Schumacher A, Heuser G, Norris L. The complex nature of alcohol precipitate factor required...Vitamin Q, Q10
Scientific name: (a) Coenzyme Q (not a vitamin), (b) Proposed new vitamin Alternative names: (a) Ubiquinone, (b) Phospholipid from soybean Substance/source: Soybean Physiological role: Redox coenzyme in mitochondrial...Vitamin PP
Scientific name: Obsolete name for niacin Active form: NAD(H), NADP(H) Alternative names: Nicotinamide Physical properties: It is water soluble, non-flourescent, crystelline in nature and white is colour. The...Vitamin P
Scientific name: Bioflavonoids (rutin, citrin, hesperidin, eriodictin) Alternative names: Citrin Substance/source: Fruit extracts Physiological role: Reduce capillary fragility References Rusznjak S, Szent-Gyorgyi A. Vitamin P: flavonols as vitamin. Nature 1936;...Vitamin O
Scientific name: Bis-betacarboxyethyl germanium sesquioxide Alternative names: Organic germanium Substance/source: Diet supplement claiming to be a special supplemented oxygen in liquid form produced through electrical activation of...Vitamin N
Substance/source: Mixed extracts from brain and stomach Physiological role: Purported to have anti-cancer activity References Podionova N, Zabyalov S, Filippov V et al. Vitamin N biogenesis as basis...Vitamin M
Scientific name: Obsolete term for folic acid Substance/source: Pteroylglutamic acid Physiological role: Prevents nutritional cytopenia in monkeys Hypovitaminosis: Impaired growth of feathers in poultry; Hypervitaminosis: Epileptiform convulsions in rat;...Vitamin L2
Scientific name: Adenine derivative Substance/source: Unconfirmed yeast filtrate Physiological role: Proposed as necessary for lactation References Nakahara W, Inukai F, Ugami S. Vitamin L. Science 1938; 87: 372–73. Combs Jr....Vitamin L1
Scientific name: Orthoaminobenzoic acid Alternative names: Anthranilic acid Substance/source: Liver filtrate activity Physiological role: Proposed as necessary for lactation References Nakahara W, Inukai F, Ugami S. Vitamin L. Science 1938;...Vitamin L
Scientific name: Never defined Substance/source: Factor isolated from yeast Physiological role: Claimed to be essential for lactation in the rat References Nakahara W, Inukai F, Ugami S. Vitamin L....Vitamin K3
Scientific name: Menadione Substance/source: Synthetic vitamin K active substance not found in nature Physiological role: Coenzyme in blood clotting References Dam H. Historical survey and introduction. Vitam Horm 1967;...Vitamin K2
Scientific name: Menaquinones Substance/source: Vitamin K active substances synthesised by microorganisms and produced from other vitamins by animals Physiological role: Coenzymes in blood clotting References McKee R, Binkley S,...
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Featured author
Dr. K.L. Dahiya
Veterinary Surgeon, Department of Animal Husbandry & Dairying, Haryana - India