Two or three meat meals per week is ok, eat more fish, chicken and vegetarian meals. If you eat 3 meals a day and don't skip meals then supplementation of anything is not necessary. If you feel you have a deficiency have your doctor check it out. If you take supplements at all discuss this with your doctor as the supplements could conflict with any medication that you are currently taking. There are many magic pills and potions and quick cure alls on the market today, personally, I have found them to be a waste of money, and there is no magic potion or quick fix to make you feel better.
Common sense applies, do adequate exercise, rest, and eat a varied diet.
It appears that as you get older it takes more work and effort to keep yourself fit. There are acquired forms of iron-overload and some fit into a miscellaneous category. There are other medical conditions that require venesections. Major complications of iron-overload Excessive amounts of iron are potentially toxic. The organs that are affected are liver, heart, joints, pancreas, and endocrine glands.