Income Tax Expense (Benefit). The Company’s income tax expense of $6.3 million, or 19.9% of income before income taxes, for the year ended December 31, 2018, is lower than the expected annual effective tax rate as a result of discrete tax benefits of $5.4 million from the exercise of stock options during the year. The Company’s income tax expense of $7.3 million, or 27% of income before income taxes, for the year ended December 31, 2017, is lower than the expected annual effective tax rate as a result of discrete tax benefits of $4.2 million from the exercise of stock options during the year.
Investment Income. For the year ended December 31, 2018 and 2017, investment income relating to investments of the MSA escrow deposits was $0.4 million and $0.4 million, respectively.
Loss on Extinguishment of Debt. For the year ended December 31, 2018, loss on extinguishment of debt was $2.4 million as the result of refinancing our credit facility in the first quarter of 2018. For the year ended December 31, 2017, loss on extinguishment of debt was $6.1 million as the result of refinancing our credit facility in the first quarter of 2017.
Consolidated Net Income. Due to the factors described above, net income for the year ended December 31, 2018 and 2017, was $25.3 million and $19.7 million, respectively.
Net Loss Attributable to Non-Controlling Interest. Net loss attributable to non-controlling interest of $0.6 million for the year ended December 31, 2017, is related to Vapor Shark, which was accounted for as a VIE during the second quarter of 2017.
Net Income Attributable to Turning Point Brands, Inc. Due to the factors described above, net income for the year ended December 31, 2018 and 2017, was $25.3 million and $20.2 million, respectively.
Comparison of Year Ended December 31, 2017, to Year Ended December 31, 2016
Net Sales. For the year ended December 31, 2017, overall net sales increased to $285.8 million from $206.2 million for the year ended December 31, 2016, an increase of $79.5 million or 38.6%. For the year ended December 31, 2017, volumes increased 34.2% and price/mix increased 4.4%. This increase was substantially due to an increase in NewGen products sales as a result of the acquisitions of VaporBeast and Vapor Shark.
For the year ended December 31, 2017, net sales in the Smokeless products segment increased to $84.6 million from $77.9 million for the year ended December 31, 2016, an increase of $6.6 million or 8.5%. For the year, volume increased 3.4% and price/mix increased 5.1%. Net sales growth was primarily driven by Stoker’s® MST.
For the year ended December 31, 2017, net sales in the Smoking products segment decreased to $110.0 million from $111.0 million for the year ended December 31, 2016, a decrease of $1.0 million or 0.9%. For the year ended December 31, 2017, Smoking products volumes decreased 3.7%, while price/mix increased 2.8%. The decline in net sales is primarily due to reduced investment in the cigar product line to allow for those resources to be used for other product lines with higher margins.
For the year ended December 31, 2017, net sales in the NewGen products segment increased to $91.3 million from $17.3 million for the year ended December 31, 2016, an increase of $74.0 million or 427.2%. For the year ended December 31, 2017, NewGen products volumes increased 415.8%, while price/mix increased 11.4%. Net sales growth was primarily driven by the acquisitions of VaporBeast and Vapor Shark.
Gross Profit. For the year ended December 31, 2017, overall gross profit increased to $125.0 million from $100.5 million for the year ended December 31, 2016, an increase of $24.4 million or 24.3%, primarily due to acquisition of VaporBeast. Consolidated gross profit for the year ended December 31, 2017, included $1.1 million of unfavorable LIFO adjustments, $0.7 million of introductory launch costs, and $0.4 million of line rationalization expenses compared to $0.9 million, $1.3 million, and $0, respectively, for the year ended December 31, 2016. Gross profit as a percentage of net sales weakened to 43.7% for the year ended December 31, 2017, from 48.8% for the year ended December 31, 2016, as a result of the mix impact of VaporBeast’s inherently lower distribution margins.
For the year ended December 31, 2017, gross profit in the Smokeless products segment increased to $42.7 million from $38.8 million for the year ended December 31, 2016, an increase of $3.9 million or 10.0%. Smokeless gross profit for the year ended December 31, 2017, included $0.7 million of unfavorable LIFO adjustments and $0.7 million of introductory launch costs compared to $1.0 million and $1.1 million, respectively, for the year ended December 31, 2016. Gross profit as a percentage of net sales increased to 50.5% of net sales for the year ended December 31, 2017, from 49.8% of net sales for the year ended December 31, 2016. The increase in