According to Deputy Justice Minister Irma Gudziunaite, if their explanations are not convincing enough, an investigation into possible unfair commercial practices may be launched. Fines for such violations can reach up to 100,000 euros.

"We have selected specific products and are asking the producers to explain why the composition of certain goods in Lithuania is different than in other EU member states," she said in a press release on Friday.

The companies are expected to reply to the questions from the State Consumer Rights Protection Authority by the end of October.