You can count on CanPrev! CanPrevs' Synergy C is a broad-spectrum, professional-grade vitamin C complex. This bio-optimised formula contains 1000mg of vitamin C daily, derived from a blend of four gentle, buffered, mineral ascorbates (magnesium, calcium, sodium, potassium). It is enhanced with citrus bioflavonoids and rutin to improve the absorption of vitamin C and is strengthened with added zinc for immunity. In addition, Synergy C contains sea buckthorn whole pulp extract (raw equivalent of 1000mg daily).