The association between the health promotion levy and employment in South Africa: an interrupted time series analysis

Abstract Background The production and consumption of sugar-sweetened beverages (SSBs) have been increasing over the past years, globally. However, there is overwhelming evidence linking SSBs to the rising prevalence in obesity and its comorbidities. In South Africa, the prevalence of overweight and...

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Main Authors: Chengetai Dare, Micheal Kofi Boachie, Susan Goldstein, Evelyn Thsehla
Format: Article
Language:English
Published: BMC 2025-01-01
Series:BMC Nutrition
Subjects:
Online Access:https://doi.org/10.1186/s40795-025-01012-6
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author Chengetai Dare
Micheal Kofi Boachie
Susan Goldstein
Evelyn Thsehla
author_facet Chengetai Dare
Micheal Kofi Boachie
Susan Goldstein
Evelyn Thsehla
author_sort Chengetai Dare
collection DOAJ
description Abstract Background The production and consumption of sugar-sweetened beverages (SSBs) have been increasing over the past years, globally. However, there is overwhelming evidence linking SSBs to the rising prevalence in obesity and its comorbidities. In South Africa, the prevalence of overweight and obesity is high and is among the highest in Sub-Saharan Africa. In response to rising prevalence in obesity and its comorbidities, on 1 April 2018 the South African government introduced an SSB tax, known as the Health Promotion Levy (HPL). However, the levy has been opposed by the sugar industry, claiming that it leads to jobs losses. Against this backdrop, this study seeks to investigate the association between the HPL and employment in the sugar industry. Methods We employed single-group interrupted time series analyses using the Quarterly Labour Force Survey data from Statistics South Africa. Results Our results show that the HPL has not been associated with job losses (or generation) in the sugar-related industries in South Africa. These findings are consistent with the findings on the effects of SSB taxes on employment in other jurisdictions. Conclusions Considering that the HPL does not impede employment, and the overwhelming evidence on the effectiveness of SSB taxes, together with the relatively low tax burden, it is imperative that the government raises the HPL from the current 8% of the retail price to the WHO-recommended 20% threshold. The government should also consider expanding the HPL to fruit juices. Such strategies are important in encouraging people to reduce the intake of SSBs, while enabling the government to raise additional revenue for the fiscus.
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spelling doaj-art-afdda1d998af4c8f9ea3a6e38846f3f12025-02-02T12:12:21ZengBMCBMC Nutrition2055-09282025-01-011111810.1186/s40795-025-01012-6The association between the health promotion levy and employment in South Africa: an interrupted time series analysisChengetai Dare0Micheal Kofi Boachie1Susan Goldstein2Evelyn Thsehla3SAMR/Wits Centre for Health Economics and Decision Science - PRICELESS SA, School of Public Health, Faculty of Health Sciences, University of the WitwatersrandSAMR/Wits Centre for Health Economics and Decision Science - PRICELESS SA, School of Public Health, Faculty of Health Sciences, University of the WitwatersrandSAMR/Wits Centre for Health Economics and Decision Science - PRICELESS SA, School of Public Health, Faculty of Health Sciences, University of the WitwatersrandSAMR/Wits Centre for Health Economics and Decision Science - PRICELESS SA, School of Public Health, Faculty of Health Sciences, University of the WitwatersrandAbstract Background The production and consumption of sugar-sweetened beverages (SSBs) have been increasing over the past years, globally. However, there is overwhelming evidence linking SSBs to the rising prevalence in obesity and its comorbidities. In South Africa, the prevalence of overweight and obesity is high and is among the highest in Sub-Saharan Africa. In response to rising prevalence in obesity and its comorbidities, on 1 April 2018 the South African government introduced an SSB tax, known as the Health Promotion Levy (HPL). However, the levy has been opposed by the sugar industry, claiming that it leads to jobs losses. Against this backdrop, this study seeks to investigate the association between the HPL and employment in the sugar industry. Methods We employed single-group interrupted time series analyses using the Quarterly Labour Force Survey data from Statistics South Africa. Results Our results show that the HPL has not been associated with job losses (or generation) in the sugar-related industries in South Africa. These findings are consistent with the findings on the effects of SSB taxes on employment in other jurisdictions. Conclusions Considering that the HPL does not impede employment, and the overwhelming evidence on the effectiveness of SSB taxes, together with the relatively low tax burden, it is imperative that the government raises the HPL from the current 8% of the retail price to the WHO-recommended 20% threshold. The government should also consider expanding the HPL to fruit juices. Such strategies are important in encouraging people to reduce the intake of SSBs, while enabling the government to raise additional revenue for the fiscus.https://doi.org/10.1186/s40795-025-01012-6Health Promotion LevyEmploymentSSB taxSugar industrySouth AfricaObesity
spellingShingle Chengetai Dare
Micheal Kofi Boachie
Susan Goldstein
Evelyn Thsehla
The association between the health promotion levy and employment in South Africa: an interrupted time series analysis
BMC Nutrition
Health Promotion Levy
Employment
SSB tax
Sugar industry
South Africa
Obesity
title The association between the health promotion levy and employment in South Africa: an interrupted time series analysis
title_full The association between the health promotion levy and employment in South Africa: an interrupted time series analysis
title_fullStr The association between the health promotion levy and employment in South Africa: an interrupted time series analysis
title_full_unstemmed The association between the health promotion levy and employment in South Africa: an interrupted time series analysis
title_short The association between the health promotion levy and employment in South Africa: an interrupted time series analysis
title_sort association between the health promotion levy and employment in south africa an interrupted time series analysis
topic Health Promotion Levy
Employment
SSB tax
Sugar industry
South Africa
Obesity
url https://doi.org/10.1186/s40795-025-01012-6
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