Determination of Trace Vitamin C by Ion-Pair HPLC with UV Detection in Calcium Gluconate and Vitamin C Compound Oral Solution

Determination of Vitamin C in Small Volumes of Blood by HPLC/EC

      A sensitive procedure for determining total vitamin C (ascorbic acid + dehydrate ascorbic Acid) in a blood drop from a finger prick, before and after the adminis- tration of a vitamin C tablet is described. Analysis was carried out by high per- formance liquid  chromatography with  electrochemical detection (HPLC/EC). Measurements were taken one hour, two hours and six hours after the adm...

Determination of vitamin C in iranian citrus fruits

Pharmacokinetics of oral vitamin C

Purpose. To test whether plasma vitamin C levels, following oral doses in supplemented volunteers, are tightly controlled and subject to a maximum in the region of 220mM L, as suggested by previous researchers for depleted subjects. To determine plasma levels following single, variable-sized doses of standard and liposomal formulations of vitamin C and compare the effects of the different formu...

determination of vitamin c in small volumes of blood by hplc/ec

a sensitive procedure for determining total vitamin c (ascorbic acid + dehydrate ascorbic acid) in a blood drop from a finger prick, before and after the adminis- tration of a vitamin c tablet is described. analysis was carried out by high per- formance liquid  chromatography with  electrochemical detection (hplc/ec). measurements were taken one hour, two hours and six hours after the administr...

Effects of Cigarette Smoke, Alcohol, Vitamin E and Vitamin C on Oral Mucosa and Salivary Peroxides Enzyme in Rats

Introduction: According to studies, high intake of fruits and vegetables are associated with reduced cancer incidence and mortality. The high levels of antioxidants in fruits and vegetables are believed to contribute in cancer prevention, possibly by inhibiting oxidative stress. This study aimed to investigate the effects of cigarette smoke, alcohol and vitamin E and vitamin C on oral mucosa an...