Yes, it is edible. Paraffin wax is often added to chocolates. The addition of paraffin to the chocolate candy gives it a nice, glossy finish and helps it remain solid at room temperature. Be aware that paraffin is flammable when overheated, so warm it gently in a double-boiler or microwave only to the point where it is melted.
You can find paraffin wax, also sometimes called baker's wax or canning wax, in your grocery store where canning jars and supplies are sold. Paraffin is still commonly used (although not recommended) to seal home-canned jellies and jams. However, some paraffin is not intended to be ingested, such as that sold for candlemaking, so check the label.
Gulf Wax Paraseal Canning Wax, Household Paraffin Wax is a popular brand of paraffin used for canning and chocolate-making.
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