Not using iodized salt looks like a public health crisis to me.
No other labs to post? CBC and hematocrit?
Bruising might be a vit-B deficiency.
Please describe diet.
- not just macros
A selenium deficiency disables enzymes that clean up the normally produced free radicals generated in T4 production. If those enzymes do not work, cells are damaged and the immune system comes in to destroy the damaged cells. That can go wrong and there can be anti-bodies generated that see normal thyroid cells as foreign and you have an auto-immune disease, often Hashimoto's.
Find a high potency B-complex multi-vit with trace elements including 150mcg iodine and 150-200mcg selenium.
As an example: amazon.com/Life-Extension-Two-Tablets-Count/dp/B006299OYG
You can look for others with similar contents. Note that the label is showing content for 2 tablets.
A deficiency of vitamin C, iron and vitamin K is usually associated with easy bruising.
Vitamin B-12 Deficiency & Bruising