However, the drop of the diastolic BP from 87 to 79 mm Hg is not Protocole Contre Hypertension La Revue statistically significant. Additionally, a drastic dose of 2000 mg of bulk vitamin C powder did not exhibit any significant instant effect on blood pressure two hours after intake. The efficacy of bulk vitamin C powder is deemed to be comparable to some antihypertensive drugs.
Although how it does it is still open to question. One proposition is that as an antioxidant, bulk vitamin C powder aids in preserving the amount of nitric oxide in the body. Vital to blood vessel function, nitric oxide relaxes blood vessels, hence, helps in maintaining normal blood pressure. Other studies related to this relaxing effect of bulk vitamin C powder to blood vessels points to the conclusion that it can enhance endothelial function, thus, it can be instrumental in avoiding unstable angina pectoris and lower the likelihood of stroke and heart attack.
Since the theories around how bulk vitamin C powder helps to reduce BP is not yet completely established, the researchers warn and advise patients with grave BP levels to still heed their doctor's prescriptions and follow the recommended lifestyle modifications. If indeed effective in BP control or not, regularly taking bulk vitamin C powder really does no harm for hypertensives.