Monoamine oxidases degrade neurotransmitters and are essential for normal brain metabolism, but an age-related increase in their activity can deplete catecholamine neurotransmitters (dopamine, norepinephrine, and adrenaline), which impairs mental function [144,145]
If you're trying to conceive, your goal is adequate selenium through diet, with a balanced supplement providing steady maintenance support well within the safe limit, rather than a high dose
Francois, P., Vaudaux, P
Research also suggests that these injections might decrease the risk of dementia and other cognitive impairments, especially in individuals with low B12 levels

Amino Acids Antioxidants Bioflavonoids Celloids & Tissue Salts Coenzyme Q10 Colloidal Enzyme Fish Oils Flower Essences Food Glucosamine Glutamine Health Herbs Homoeopathics Minerals Mother & Baby Care Mushroom Formulas Other ph Balancing Plant Oils Probiotics Protein Topical Applications Vitamins Wholefoods & Superfoods Miscellaneous Baby Batteries Beverages Chocolates Cleaning / Sponge / Glove / Wipe Cleaning Products Clothing / Footwear Confectionary Crackers & Snacks Dishwashing Liquid Feminine Hygiene First Aid & Medicinal Gift Sets Grocery Gym Equipment Household Consumables Insect Control Laundry Care LIGHTERS Miscellaneous Paper Towels Party, Picnic & BBQ Needs PET ACCESSORIES Tissues Toilet Cages Toilet Tissues Toys Wipes & Powders The Cosmetics Collective Amino Acids Chocolate & Confectionary Flours, Cereals, Grains & Seeds Health Juices & Drinks Honey Muesli & Dried Fruits Other Protein & Health Bars Protein Powders & Drinks Sauces & Seasonings Spreads & Butters Sweeteners Tea & Coffee Vegetable Oils Vinegars Health Cardiovascular Childrens Cold & Flu Digestion & Detoxification Ear, Nose & Throat Endocrine System Energy & Sleep Eyes Hair, Skin & Nails Healthy Ageing Immunity & Allergies Joints Liver Musculoskeletal Nervous System Pain & Inflammation Respiratory Urinary Minerals Mother & Baby Care Vitamins Folate Multi Vitamins Vitamin A Vitamin B Complex Vitamin B12 Vitamin B3 Vitamin B6 Vitamin C Vitamin D Vitamin E Vitamin K Miscellaneous Baby Batteries Confectionary Insect Control Toys
