Our Superior Source Instant Dissolve Sublingual Micro Tablets go to work fast, bypassing the digestive system as they are quickly absorbed directly into the body under the tongue. Superior Source Vitamin D works in conjunction with calcium to promote the development and maintenance of strong bones and teeth. Vitamin D is also essential in the modulation of neuromuscular and immune system function and in the reduction of inflammation. Our vitamin D products are D3, the finest source of vitamin D available.*
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