Experimental trial of a yeast supplement during a period of high physical exertion.
("JUGEND + SPORT", Fachzeitschrift für Leibesübungen der Eidg. Turn-und Sportschule Magglingen, No. 6, 1976, F.H. Schwarzenbach)
The effects of Bio-Strath Food Supplement were tested in a seven-week controlled study of 2 groups of 35 Finnish athletes each, from various disciplines.
Results:
Effect of a herbal yeast food supplement and long-distance running on immunological parameter
("British Journal of Sports Medicine" 24/2, 1990, F.K. Gmünder)
Test of the effects of Bio-Strath Food Supplements on immunological parameters in long-distance runners
Both a poor diet and high-performance sporting activities weaken the immune defences and lead to increased susceptibility to infections. The Swiss Federal Institute of Technology (ETH), Zurich, tested Bio-Strath Food Supplement in a double-blind trial with 16 male and female runners over 31 days (1/2 marathon distance: 21 km; time requirement: 1 1/4 to 1 3/4 hours).
Results:
The runners in the Bio-Strath group recovered significantly better after the test run. This could be seen in the numbers of suppressor T-lymphocytes and natural killer cells reduced by the run and by the reaction to ConA.
Influenza and colds in winter – prophylaxis with a food supplement in comparison with the influenza vaccination
("Schweiz. Zeitschrift Ganzheits Medizin" 8(5), 1996, P.W. Joller)
Investigations into the therapeutic effect of a herbal yeast supplement
Bio-Strath Food Supplements in liquid and tablet form were compared to the influenza vaccination and a control group in a prospective field study with 232 participants, divided into 4 groups.
Results:
The two Bio-Strath groups showed better results with respect to general condition, concentration, fatigue, vitality and stress and fewer absences from work than either the influenza vaccination group or the control group.
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