Of the changes experienced after supplementing tin, negative reactions, e.g. stomach digestive upsets, or skin reactions, were at par or less compared to the best tolerated trace minerals such as chromium, calcium, or magnesium. Positive health effects were numerous and included improvements with fatigue, some forms of depression, and a general increase in energy, well-being, and mood. There were also benefits with certain types of headaches, insomnia, asthma, or improvements with digestion, skin, or various aches and pains... Full Text