Marco (Godolphin Arabian), sire of Grand National winner Sprig, sire-line grandsire of top National Hunt sire My Prince (sire of 3 Grand National winners and Cheltenham specialist Easter Hero), and broodmare sire of leading National Hunt sire Cottage (sire of 3 Grand National winners), the latter also broodmare sire of Holstein founder Cottage Son.
Vitamin B12 Deficiency Symptoms. Fatigue is a major part of B12 deficiency symptoms (that run down feeling). Excessive breathing during normal activity or light exercise (your out of breath)-when you are low on B12 you need more oxygen in your system to run metabolic pathways hence the extra breathing. Heart arrhythmia.
Vitamin B5 (pantothenic acid): Deficiencies of this vitamin are rare, but may lead to symptoms of fatigue and depression. Vitamin B6 (pyridoxine): This vitamin helps your body process amino acids, which are the building blocks of all proteins and some hormones. It is needed to make serotonin, melatonin and dopamine. Vitamin B6 deficiencies, although very rare, cause impaired immunity, skin lesions, and mental confusion.