What is Solgar Ester-C Plus Effervescent? Solgar Ester-C Plus Effervescent Drink offer a unique and refreshing way to get you through the day. What are the benefits of Effervescent Ester-C Plus? They are packed with scientifically studied Ester-C, B-vitamins, zinc and more. They provide 24-hour immune support and help to recharge body and mind. A robust immune system is integral to good health. Some foods and nutrients have been shown to support various components of the immune system.10 Supporting the immune system through good nutrition via a well-balanced diet is a key way to support overall wellbeing. Ester-C vitamin C stays in the body longer than standard vitamin C forms and is able to provide 24-hour immune support. B vitamins are water-soluble nutrients that play a key role in maintaining nervous system health, psychological wellbeing and energy production. B vitamins, like vitamin B6 and B12 also support healthy immune system function.Zinc is an important trace mineral that supports a healthy immune system. It maintains the skin barrier and ensures development and function of immune cells involved in the non-specific immune response. Fizzing with great-tasting Ester-C goodness, take Ester-C Plus Effervescent once a day for 24-hour immune support and to recharge body and mind. Vitamin C contributes to: Normal function of the immune system Protection of cells from oxidative stress Energy-yielding metabolism Zinc contributes to: Normal immune system function Normal cognitive function The maintenance of skin, nails and hair Vitamins B6 and B12 contribute to normal immune system function Magnesium contributes to electrolyte balance