When a person with Down syndrome has vitamin B12 and/or folate deficiency, the increase in the homocysteine level may not be great enough to overcome this starting low value of homocysteine
Correcting B12 changes your metabolism and nervous-system signalling, and that adjustment itself can feel like tiredness, lightheadedness or a vague off feeling before things settle
In summary, each vitamin in this injection is either Category A (pyridoxine) or exempt but considered safe at normal intake (thiamine, riboflavin, pantothenic), except niacin which is Category C at high doses but likely safe at modest doses
Through this mechanism, NAD+ Injections with NMN and 5-Amino-1MQ help preserve and amplify the bodys NAD+ levels rather than allowing them to be depleted
If something feels wrong, it probably is