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The introduction of the UK’s tender drinks business levy, generally generally known as the sugary drinks tax, was related to lowered weight problems amongst 10- and 11-year-old women, based on a current examine.
So does this recommend the sugary drinks tax is working? And why wasn’t this impact seen in boys? Let’s have a look.
The UK’s sugary drinks tax was introduced in March 2016 and launched in April 2018. It applies to tender drinks with added sugar and has a two-tier construction.
Soft drinks containing between 5 grams and eight grams of sugar per 100ml are taxed £0.18 per litre, and people with greater than 8 grams of sugar per 100ml are taxed £0.24 per litre. No tax applies to tender drinks with lower than 5 grams of sugar per 100ml.
The construction of this levy differs from most different nations, the place tender drinks are levied by quantity of product offered. Taxing drinks relying on how a lot sugar they include incentivises producers to reformulate merchandise.
Tiered taxes such because the UK’s present even stronger incentives for reformulation as a result of, significantly for these merchandise nearer to the thresholds, small reductions in sugar content material might imply shifting to a decrease tier and so paying considerably much less tax.
Read extra:
Sugary drinks tax is working – now it is time to goal muffins, biscuits and snacks
What does the examine discover?
The researchers used inhabitants well being information from the National Child Measurement Programme, which measures the peak and weight of youngsters in reception (ages 4 to 5) and 12 months 6 (ages 10 to 11), to evaluate what number of youngsters had been obese and overweight in British main colleges.
This programme additionally collects info on the socioeconomic standing of the realm every little one’s main college matches into. Areas are labeled into considered one of 5 ranges primarily based on how they fare in domains corresponding to earnings, well being, employment and schooling.
This known as the index of a number of deprivation.
The outcomes confirmed the introduction of the sugary drinks tax was related to an 8% decrease incidence of weight problems in 12 months 6 women in contrast with the anticipated fee if the tax hadn’t been launched. The authors estimated this 8% relative discount could be equal to five,234 averted circumstances of weight problems in 12 months 6 women yearly.
The UK’s sugary drinks tax was launched in April 2018.
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The reductions had been best amongst women who attended colleges in essentially the most disadvantaged areas.
There had been no vital reductions within the prevalence of weight problems amongst 12 months 6 boys, nor amongst youngsters in reception. This may very well be as a result of older youngsters usually drink extra tender drinks than youthful youngsters.
But why women and never boys? This is a troublesome query to reply, although there a number of doable causes. For instance, it may be that women have been extra uncovered to public well being messaging across the sugary drinks tax, or maybe that boys have had larger publicity to the promoting of energy-dense meals and drinks touted to spice up bodily efficiency.
Some limitations
Most research conclude that sugary drinks taxes cut back consumption of high-sugar tender drinks, and have constructive results on well being, corresponding to decreasing diabetes and weight problems. But this examine is the primary to research the affiliation between the UK’s sugary drinks tax and weight problems prevalence in youngsters.
There are just a few limitations, a few of which the authors acknowledge. First, that is an observational examine that has checked out current obtainable information. The researchers haven’t adopted the identical youngsters over time or been in a position to examine youngsters who’ve and haven’t been topic to the tax on the similar time, so it’s not doable to establish a direct causal relationship. That means there could also be different elements which might clarify the modified weight problems ranges.
It’s not clear why the outcomes had been completely different between girls and boys within the examine.
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There may need been different native insurance policies accompanying the sugary drinks tax corresponding to promotion of bodily exercise, or informational campaigns, which will have affected youngsters in several methods. The sugary drinks tax was adopted by promoting restrictions on unhealthy merchandise, significantly for kids.
The researchers additionally estimated how disadvantaged youngsters had been primarily based on the place they lived, not on their family circumstances. This means they haven’t been in a position to rule out whether or not deprivation is what’s behind the completely different weight problems charges.
Read extra:
Banning the promotion of soppy drinks may very well be more practical than a sugar tax
We do know that many producers modified their merchandise after the sugary drinks tax was launched. A examine printed in 2020 discovered that after the tax was applied, there was a pointy improve within the proportion of soppy drinks with sugar ranges just under 5 grams per 100ml. This suggests many producers reformulated their drinks to return in just under the decrease tier threshold.
But it’s unlikely that this alone might clarify modifications in weight problems, significantly in youngsters. Even when applied as two-tiered levies, sugar taxes must be accompanied by a wider set of measures that recognise the multidimensional elements impacting weight problems.
This broader method ought to embrace assist for info campaigns, vitamin labelling, and constructed environments conducive to bodily exercise corresponding to inexperienced areas and fewer car-dependent neighbourhoods.
Eleonora Fichera works on the Department of Economics, University of Bath. This is similar establishment as one of many authors (Harry Rutter), however a unique division. Eleonora Fichera has by no means co-authored any article with Harry Rutter.