#29 1/2" 0.5ml insulin syringes.
Fill direct from the vial and inject.
Slow to load, reasonable injection time.
~$14 per 100 at USA Walmart/SAMs “Relion” house brand.
No Rx required in many jurisdictions.
A tiny bubble of air pushes through and clears the needle, zero waste. Otherwise the waste in insulin needles is tiny.
Back filling is costly and introduces steps where contamination can occur.
You do not need to inject IM, SC is 100% absorbed and delivers smoother blood levels.
Inject T twice a week.
Dose AI at time of injections
Please read the stickies found here: About the T Replacement Category - #2 by KSman
- advice for new guys
- things that damage your hormones
- protocol for injections
- finding a TRT doc
Evaluate your overall thyroid function by checking oral body temperatures as per the thyroid basics sticky. Thyroid hormone fT3 is what gets the job done and it regulates mitochondrial activity, the source of ATP which is the universal currency of cellular energy. This is part of the body’s temperature control loop. This can get messed up if you are iodine deficient. In many countries, you need to be using iodized salt. Other countries add iodine to dairy or bread.