Preservative Free Wine

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Posted on : 01-05-2010 | By : admin | In : General

NAP or No Added Preservative wines, and low sulphite wines are a hot topic at the moment. Unfortunately the more they’re discussed the more confusion seems to be created. Off License News has just published an article on the subject of sulphites in wine and it’s clear that whoever wrote it doesn’t understand the first thing about the problem.

It’s written as if the people who want to find low sulphite or sulphite free wines to drink are doing it just to be awkward, like somebody at your dinner party announcing at the last minute that they’re a vegan! The truth is these sulphites trigger reactions in a minority of people which can be fatal, and having experienced it first hand I don’t think it’s something which should be trivialised by ill informed wine journalists. My partner Jane has been sulphite intolerant since 1999 and that is how we’ve come to do so much research on the subject. This intolerance (not our research!) has nearly cost her life on several occassions. These same sulphites killed 30 people in the USA in the 1970s who ate from a salad bar infused with sulphites to prevent the lettuce from discolouring, which led to the American government bringing in legislation that any food product containing more than 10 parts per million must state ‘contains sulphites’ on the label. Australia is now at the forefront in the world imposing legisation on the sulphite issue.

Big business elsewhere is happy to brush this problem under the carpet as sulphites (E-numbers E220 to E229) are present in a huge variety of foods, and the financial implications of a major health scare would be extremely damaging.

Let’s sort out the confusion

It’s really not that complicated to understand the basics and then avoid wines high in sulphites. Please bear with me if things get a little technical, it will all be made clear in the end. The problem and confusion lies with the myriad of differing ill informed opinions and poorly written incomplete articles. Plus of course the similar names of sulphites, sulphides and sulphates, and the difference between ‘free sulphur’ and ‘bound sulphur’. I will now explain the basics to make it clear for everyone who uses this site.

Wines are produced all over the world and although most regions try to set common standards, legislation does vary from country to country. Basically ALL WINES (with an absolutely tiny minority in some countries with wines under 10ppm) must have, by law, ‘contains sulphites’ on their label. This is because Sulphites, in tiny quantities, are a natural bi-product of the fermentation process.  The potentially dangerous sulphites are the ones which are added to the wine as ‘free sulphur’  at various stages of it’s production, sometimes in powder form (potassium bisulphate), sometimes as a gas (sulphur dioxide) and occassionally dissolved in the wine itself in liquid form. The purpose of this free sulphur is to react with any oxygen before the oxygen can react with (and spoil) the wine. It also inhibits the growth of bacteria which could also potentially spoil the wine. It’s also useful in controlling the process of malolactic fermentation where malic acid is transformed into lactic acid. In some wines a certain amount of malolactic fermentation can be desirable, it all depends on the grapes’ natural acidity, fruit quality and sugar content, and of course the style of wine being produced. This can be very confusing for those of us without a master’s degree in chemistry. This sulphure dioxide (SO2) can exist in different molecular forms, known as sulpite, bisulphite or molecular SO2, depending on the acidity of the wine and the temperature during fermentation. Thus a temperature controlled (28 degree) grape must with high acidity will have a completely different split of the three SO2s than a wine fermented in warmer temperatures with lower acidity. Confused yet?

So to make a wine without adding sulphur is actually quite difficult because you have to tackle these problems in other ways, and this can be time consuming and expensive. The biggest problem is oxidation – the wine reacting with oxygen present and discolouring and developing a stale taste. In red wines this can be overcome as red wines contain natural anti oxidants in the form of tannins derived from the the grape skin. (Alcohol is also very useful as an anti oxidant). Whites and roses don’t have this ability so they need far more sulphur than quality reds to prevent this reaction. Good quality fruit, ripe, with good acidity is a also a natural defense as is temperature controlled fermentation. Unfortunately the cheap brands start off with cheap, poor quality fruit and subsequently are fighting an uphill battle – at least they would be if they bothered fighting it. Instead they’re quite happy to splash in the sulphur and let us all suffer with horrendous hangovers every time we have a bottle of their wine!

These poor quality brands have dominated the UK wine market in the off trade (supermarkets and national chains) for years and many people accept this is what wine actually tastes like. They also assume their hangover is due to the alcohol – no, it’s due to these chemicals. I can comfortably drink 2 bottles of good wine without even an inkling of feeling rough the next day. Give me one glass of a mass produced brand – or a couple of pints of UK brewed lager – and I wake up with a banging headache because of the chemicals.

Most producers and wine journalists think that the handful of wineries making ‘no added sulphur’ wines are all ‘mad professor types’  just being awkward for the sake of it. Jane, on the other hand, will tell you they’re not!

Which wines are safe for sulphite intolerant people to drink?

No added sulphur wines of course, but a good low sulphur wine should also be safe for a sulphite intolerant person. By law a wine can contain up to 350 parts per million of sulphites, and the vast majority of cheap branded wines are right up there around the limit. (One Shiraz tested recently in Australia had a massive 10 times the legal limit!) This is because the initial fruit is poor quality, the methods are mechanised for mass production and they’re driven by keeping costs down. A low sulphur wine needs care and attention, good quality grapes, hand picking, hand sorting, more expensive bottling procedures, constant monitoring, and all this costs money.

There are low sulphite wines around from family owned wineries who take pride in the wines they produce. The grapes are hand picked and the wine made with care, expertise and dedication. Many of these only have very minimal sulphur added and have a total sulphur content – this is the total of both harmless ‘bound sulphur’ AND ‘free sulphur’ – of less than 100 parts per million. Many are below 50 ppm – that’s 85% less sulphur than a branded wine! The problem is the amount of sulphur content is not stated on the label.

So, how do you find low sulphite wines?

The best place to find these wines is www.goodwineonline.co.uk a website devoted to top quality, award winning, low sulphite wines, bringing together the best wines from different countries around the world. Virtually every one of their 400 plus wines is hand made by small family wineries, with real pride in producing the best wine possible from their natural ingredients with a firm focus on quality. Sounds expensive? Well, no it’s not. Good wines cannot be produced at artificially low supermarket prices, but they don’t have to cost the earth either. Sadly with the weak pound and ill thought out duty schedule on alcohol, a decent bottle of wine has shifted from £6 to £10, and a really good bottle from £15 upwards.  To ensure you get good value try www.goodwineonline.co.uk ,they’re also the cheapest prices in the UK for virtually every wine they sell. Every wine on their site has been tasted by them. They write their own genuine tasting notes (not some ‘gooseberry and raspberry’ nonsense off the back label). And it’s ALL good wine. If the wine isn’t good enough for them to drink personally, it doesn’t get listed on the site. Jane is intolerant to sulphites so she tests the wines and rates them on sulphite content herself – a hard job she says, but someone has to do it! All wines are kept in stock ready for next working day delivery. There’s no minimum order and you can mix and match any quantity of any wines you like.

If you want to drink wine low in sulphites this is THE place to buy them www.goodwineonline.co.uk

Comments (6)

Hello there. found your article whilst looking for low sulphite wines and order a mixed case. We are just working our way through them (1 red and 4 whites in) and we can both report no ill effects. This is amazing and fantastic. We have sent the link on to many friends who have been suffering of late when having what would be seen as reasonable amount fo wine. Thank for putting these wines together. Is there a more scientific (but none lab) way of testing wines at home? The guinea pig approach using Jane seems a bit risky…. Thanks,
Bev

Hi Beverley

I’m delighted to hear these low sulphite wines are fine for you, and you can enjoy a glass of wine again. There are ‘strips’ you can buy to dip your wine for sulphur content but I don’t know how accurate they are, or if they can differentiate between bound and free sulphur, as it’s the free sulphur content you need to watch out for. http://www.goodwineonline.co.uk has updated their dedicated section on the sulphur issue, and are now listing the actual free sulphur content of their low sulphite wines, which is a little more scientific than pouring them in Jane! They’re also sourcing some sompletely preservative free wines at present which should be available in the UK soon which have a free sulphur content of ’0′. Now, you don’t get lower than that!

[...] but I thought sulphides lurk mostly in cheap wine. Oh hold on-I'm getting confused here. Preservative Free Wine Reply With Quote + Reply to Thread Go Back to ForumGo to My Forum [...]

Yes, you are confused as you are mistaking the term “sulphide” for sulphite. A sulphide is an anion of sulphur without any oxygen, whereas a sulphite is a compound of sulphur and 2 molecules of oxygen (SO2 – molecular ) or 3 molecules of oxygen (H2SO3 – bisulphite). A sulphate is a salt of sulphur with four molecules of oxygen. A bit technical but what we really need to know is that sulphites are the nasty one as they are desperate to find that fourth oxygen molecule, hence they make excellent preservatives and anti oxidants as they will combine with any oxygen before it can ruin the wine/food. Unfortunately they have nasty side effects for humans when they do it! But you are correct that mass produced wines do tend to contain a lot more sulphites that good low production wines.

Thank you so much for your article. I slowly worked out that I was allergic to sulphites in wine over a period of time, which only makes me the most difficult person to buy a drink for when out! I’ve very recently moved to the UK from Australia and have struggled a lot more than I’ve ever had to to find a bottle I can actually drink. Your article has cleared a lot of it up and given me hope yet again! I’m going to be a regular on that site. Hopefully they can get into a few more bars and pubs as well.

Are there any liquors that I should also look out for? I tend to have to go for a cocktail in a bar to be safe and on the odd occasion, have suffered similar symptoms.

Hi Claudia
Welcome to the UK! I mean that both literally, and also jokingly, as you have just discovered that despite having the widest selection of wines available anywhere in the world in our retail sector, finding good wine in bars and restaurants is actually far harder than you’d have ever imagined. The reason for this is partly due to price, partly to the fact that the industry in the UK is dominated by some global companies, and that many British people including those in the trade, were never brought up with wine and don’t know the difference between a good well made wine, and artificial mass produced plonk. The restaurant buyers are “sold” this mass produced wine by these giant companies (usually at the best prices), and they have no idea these wines are full of added chemicals.
The good news is you’ve identified you can buy natural, very low sulphite wines for consumption at home from specialists like http://www.goodwineonline.co.uk. However when out in restaurants and bars it is far more difficult. My advice is don’t opt for any cheap wine. If you can, go for a good red as these need less preservatives than whites – Roses are generally the worst for high sulphites. Get a copy of the wine list from your local restaurants then research the wines online – you should be able to identify one or two that should be fine for you so you know you can safely order them next time. Spirits are usually safe so long as you go for mainline quality brands such as Gordons gin. I suspect your dodgy cocktail experience would have involved “own label” spirits as this is a very cheap way to make a cocktail. I’ve seen these spirits being made and they are a blend of different industrial chemicals with no fruit base whatsoever – avoid them strenuously as they can be very bad for sulphur intolerant people. As for other drinks, avoid all UK brewed lagers and even mass produced real ales as they all contain large amounts of sulphites. You should be fine on imported German lagers brewed to the purity laws – Becks, Warsteiner, Dortmunder etc. We also find Peroni in bottle is OK but I’d avoid draft these days to be safe as I believe it is still imported but that could change any time. If they start brewing it under license in the UK it’s very likely sulphites will be added. Real ales from micro breweries are also usually safe as these tend to be made naturally on a small scale.
You’re probably also aware of the recent article where processed meats have been identified as causing simlar problems due to the sulphites. This problem is getting more acknowledgement and soon will be out openly in the public domain – just as soon as the supermarkets have found a suitable substitute for sulphites, and not one moment before! You may have noticed virtually all their own brands now say “no artifial preservatives”? They know these sulphites are poisoning people but they won’t announce it till they have a viable alternative.

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