For most women, they may run a little low until they start menopause and stop menstruating. If you iron is high, do not take more iron. Your counts are fine for surgery.
At one year post op you are fully recovered from your breast augmentation. Using a hair lightening cream will have no impact on your breast implants. If you have any concerns be sure to contact your surgeon. Congratulations on your upcoming wedding!
You may be feeling your Montgomery glands which are normal. If not you may need an imaging study that is more sensitive to determine the nature of the pebble-like masses. An MRI should give you more information. I encourage you to discuss the situation with your surgeon or PCP or whoever you...