For a lunch cola with less sugar, choose a zero-sugar version, but check the ingredients: standard Coca-Cola Zero Sugar and Pepsi Max contain caffeine. If you also want to avoid caffeine, look for a specifically labelled caffeine-free variant. Regular cola remains an option if you prefer its taste and accept the sugar shown on the can; for a lunch on the go, check whether you are buying one can or a multipack to store.
The useful starting point is what you want from one lunch drink: less sugar, no caffeine or a can that is convenient to carry.
If you want cola with lunch but are considering a zero-sugar version, compare sugar for the can you intend to drink. ASDA lists 35g sugar in a 330ml Coca-Cola Original Taste can, while its Coca-Cola Zero Sugar listing gives 0g for a 330ml can.
If you do not want caffeine at lunch or later in the day, check for an explicit caffeine-free label. Standard Coca-Cola Zero Sugar and Pepsi Max list caffeine even though they contain no sugar.
A 330ml can gives you an individual portion to take with lunch. If it comes from a multipack, consider where you will keep the remaining cans rather than choosing by can size alone.
Choose the sugar and caffeine combination first, then check the exact can’s ingredients and whether its pack format suits your routine.
| Priority | What to check | Your needs |
|---|---|---|
| Sugar per can | Compare the nutrition panel for the serving you will drink. ASDA lists 35g sugar per 330ml for Coca-Cola Original Taste and 0g per 330ml for Coca-Cola Zero Sugar; Pepsi UK lists 15g per 330ml for Pepsi Regular and 0g for Pepsi Max. | I want to know how much sugar is in my lunch drink, not just whether the front of the can says “zero sugar”. |
| Caffeine | Read the product name and ingredients separately from the sugar claim. Coca-Cola GB and Pepsi UK distinguish their caffeine-free zero-sugar variants from standard zero-sugar colas that contain caffeine. | If I am avoiding caffeine, a zero-sugar label on its own does not answer my question. |
| Sweeteners and labelling | Inspect the ingredients and any phenylalanine statement on the exact pack. The Coca-Cola Zero Sugar and Pepsi Max products described by ASDA and Pepsi UK use sweeteners; relevant variants carry a source-of-phenylalanine statement. | I want to check the ingredients of the particular variant I am taking to lunch. |
| Pack format | Check both can volume and pack quantity. A pack of 12 or 24 × 330ml cans provides individual cans, but the rest need storing. | One can is enough for today’s lunch; a multipack makes sense if I also want cans for later. |
| When you drink it | Consider whether cola is accompanying lunch or being sipped over a longer period. The NHS links too much sugary food and drink with tooth decay; the Scottish Dental Clinical Effectiveness Programme notes that acidic fizzy drinks can contribute to tooth surface loss, including when they contain little or no sugar. | I do not want to assume that removing sugar makes a fizzy drink tooth-neutral. |
Standard Coca-Cola Zero Sugar and Pepsi Max list caffeine, according to the ASDA product listing and Pepsi UK.
If caffeine matters to you, choose a version explicitly labelled caffeine-free and check its current ingredients.
ASDA lists 35g sugar per 330ml can of Coca-Cola Original Taste, compared with 0g for its 330ml Coca-Cola Zero Sugar listing.
Compare the nutrition information for the quantity you plan to drink, especially when can and bottle sizes differ.
The Scottish Dental Clinical Effectiveness Programme notes that the acidity of fizzy drinks can contribute to tooth surface loss. The NHS also links too much sugary food and drink with tooth decay.
Consider how often you drink cola and whether you tend to sip it between meals, as well as checking its sugar content.
A 330ml can may suit one lunch, but a 12- or 24-can pack also leaves cans to store afterwards.
Check the number of cans before ordering; choose a multipack when you expect to use the remaining portions.
A brand name does not settle the sugar or caffeine question: compare the specific variant and its current label.
Coca-Cola GB lists Original Taste, Zero Sugar and Zero Sugar Caffeine Free as distinct choices.
Pepsi UK distinguishes Pepsi Regular, Pepsi Max and Pepsi Max Caffeine-Free.
Sainsbury's lists its own-label Cola Zero as a six-pack of 330ml cans.
RC Cola International describes Classic, No Sugar and RC Double Caffeine variants.
These Joybuy multipacks contain 330ml cans across caffeine-free, standard zero-sugar and regular-sugar cola choices. You can take one can with lunch, but each listing is for a pack rather than a single can.
No image available
A multipack of individual cans for a caffeine-free cola with lunch. The product description states zero sugar and identifies sweeteners and a source-of-phenylalanine statement; check the current pack if these ingredients matter to you.
No image available
Choose a can from this multipack if you want Pepsi Max without caffeine at lunch. Pepsi UK lists 0g sugar per 330ml for this variant and a source-of-phenylalanine statement; check the current pack if relevant.
No image available
This multipack suits a lunch choice where zero sugar matters but avoiding caffeine does not. Pepsi UK lists 0g sugar per 330ml for standard Pepsi Max; its ingredients include caffeine and sweeteners.
No image available
The 12-pack provides individual cans for a zero-sugar lunch cola. The listing describes 0g sugar per 330ml and identifies caffeine and sweeteners, so choose a specifically caffeine-free variant if caffeine is a concern.
No image available
This is the regular-sugar option if you prefer Original Taste with lunch. ASDA lists 35g sugar per 330ml can; the product also contains caffeine. The 24-can pack leaves additional cans to store after taking one.
No. Standard Coca-Cola Zero Sugar and Pepsi Max list caffeine in their ingredients, according to the ASDA listing and Pepsi UK. Look for a specifically labelled caffeine-free or zero-caffeine variant if you want to avoid it.
ASDA lists 35g sugar per 330ml can of Coca-Cola Original Taste, alongside 139kcal. Check the serving size when comparing it with another can or bottle.
The Coca-Cola Zero Sugar and Pepsi Max variants described by ASDA, Coca-Cola GB and Pepsi UK use sweeteners. Check the ingredients and any phenylalanine statement on the exact variant you plan to buy.
No. The Scottish Dental Clinical Effectiveness Programme notes that acidic fizzy drinks can contribute to tooth surface loss, including low- or zero-sugar versions. It advises considering when and how often fizzy drinks are consumed, not sugar content alone.