This preservative inhibits bacterial growth, which is critical because you will be drawing from the vial multiple times over several weeks
However, as we age, manage chronic disease, or experience prolonged physiological stress, our systemic reservoirs of NAD+ decline
For a full breakdown of how the two approaches compare, see NAD injections vs
In addition, peripheral once-daily administration of liraglutide produces a clinically-meaningful degree of body weight loss by reducing energy intake, and as such, liraglutide is also an approved monotherapy for treating obesity 37,38
By checking cortisol alongside your thyroid markers, we provide a more complete picture of why you might still be feeling symptoms like fatigue or brain fog