Yeast and Yeast Extracts,Possible Magic Organ Enhancer.

Applications and Properties:

Applications:

Phytochemicals of Beer Lees.
Constipation.
Acne and dermatitis.
B-complex vitamins.
Vitamins B12 and B6.

Properties:

Notes: This is a nutritious, pungent, and salty paste that's popular in Australia, New Zealand, and Great Britain. It's often spread with butter on bread, or mixed with hot water to make a drink Popular brands include Vegemite? Marmite? which is sweeter and perhaps a bit more palatable to Americans, and Promite? which is sweeter yet but hard to find. Substitutes: miso OR beef extract OR peanut butter
Yeast extract is the common name for yeast autolysates, that is, concentrations of yeast cells that are allowed to die and break up, so that the yeasts' digestive enzymes break their proteins down into simpler compounds.
Dosage:Of liquid yeast, 15 to 30 mils (1/2 to 1 fluid ounce); of dried yeast, 1/2 to 2 grammes (8 to 30 grains).

Safety and Toxicity:

Not recommended in gout and allied conditions, on account of the large proportion of purin bases they contain, from which results an increase in the amount of exogenous uric acid excreted.