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Ester-C Bio, 100 Capsules - Klaire Labs


Ester-C Bio can be taken by anyone who wishes to increase their intake of vitamin C and plant-derived bioflavonoid antioxidants to support capillary and connective tissue functions.

Ester-C Bio is a synergistic combination of a non-acidic form of vitamin C and several different types of bioflavonoids. These nutrients work together to support capillary strength, connective tissue structure, and immune function, making this formula a good choice for those who wish to obtain the protective benefits of these antioxidants for the skin, joints, heart, and immune system.


Allergen Information

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(other) Vegetarian capsule (hydroxypropyl methylcellulose, water), stearic acid, microcrystalline cellulose, and silicon dioxide.


Take 1 capsule, 1 to 2 times daily with food or as directed by a healthcare professional.

Storage Instructions

Store in a cool, dark place out of reach of children


Food supplements should not be used as a substitute for a varied diet. If you are taking prescribed medication, have any medical condition or are pregnant or breast-feeding please consult your healthcare practitioner before taking food supplements.

Serving Size 1 Capsule
Nutrient Amount Per Capsule % Daily Value
Vitamin C (as calcium L-ascorbate) Ester-C®‡ 540 mg 600%
Calcium (as calcium L-ascorbate) Ester-C®‡ 60 mg 5%
Citrus Bioflavonoid Complex (Citrus aurantium)(peel and fruit) 50 mg *
Rutin(sophora japonica)(Japanese pagoda tree bud extract) 75 mg *
French Maritime Pine Extract (Pinus pinaster)(bark) Pycnogenol®‡‡ 3 mg *
* Daily value not established