With the naturalljy occurring vitamin C metabolites (including L-threonic acid L-lyxonic acid and L-xylonic acid) that have been shown to enhance the absorption of vitamin C.
Ester-C Plus is exclusively formulated for Solgar and provides a patented method of supplementing pH neutral (non-acidic) vitamin C to prevent digestive irritation. In addition, Ester-C Plus contains the vitamin C metabolites that occur along with vitamin C in nature. A special manufacturing process is employed to form a unique calcium ascorbate metabolite complex. Solgar´s Ester-C Plus offers the additional benefits of providing acerola, citrus bioflavonoids complex, rutin and rose hips in the Ester C ascorbate metabolite complex.
Vitamin C (as calcium ascorbate/threonate)1000mg, 
Citrus Bioflavonoids (as prep.)200mg, 
Acerola Fruit Powdered Extract 25mg, 
Powdered Rose Hips 25mg, 
Rutin 25mg. 
dicalcium phosphate, microcrystalline cellulose, hydroxypropyl cellulose, silicon dioxide, vegetable stearic acid, magnesium stearate, cellulose gum, vegetable glycerin. 
As a food supplement for adults, one (1) tablet daily, preferably at mealtime, or as directed by a healthcare practitioner.