cocoa zero sugar

Is Coke Zero Keto-friendly?

Coke zero contain is basically but without sugar or calories.

But you should know a few more important things before adding them to your keto food list.

Nutrition of coke zero

nutrition of coke zero
image source – Amazon

Its nutrition is perfectly compatible with the keto diet. It contains zero gram carbs and calories.

12 OZA (360ml) of coke zero provide –

  • Calories – 0kcal
  • Fat – 0g
  • Carbs – 0g
  • Protein – 0g
  • Sugar – 0g
  • Sodium    39.6 mg (2% of DV) 

Source – USDA      

Is the composition of Coke zero keto-friendly?

ingredients of coke zero
image source – Amazon

Coke zero is made up of very simple ingredients such as Carbonated Water, Caramel Color, Potassium Benzoate, Natural flavors, Potassium Citrate, Caffeine. They use artificial sweeteners such as Acesulfame Potassium and Aspartame. [Source]

Is Coke zero Keto-Friendly?

Coke Zero is fully compatible with the keto diet; it provides zero carbs and calories means it won’t kick you out of ketosis.

On a keto diet, your goal is to keep your daily carbs limit under 20g and you won’t have a problem with coke zero.

Coke zero is made up of two simple ingredients: a combination of flavors and artificial sweeteners.

Something is keto-friendly doesn’t mean it is healthy. It also has some negative sides.

Coke zero is made with artificial sweetener acesulfame potassium (Ace-K) and aspartame, which have been linked to diabetes and weight gain. [1]

It also contains caffeine, which can give you energy but may dehydrate you too. Although you need to drink fifteen 12-ounce (355-mL) cans of Coke Zero [2][3][4]

Best coke-zero for the keto diet at Amazon

1. Coke Zero Sugar Diet Soda Soft Drink

Price: $4.98 ($0.03 / Fl Oz)

Ratings – 4.6

2. Coca-Cola Zero Cherry Diet Soda

Price: $4.98 ($0.03 / Fl Oz)

Ratings – 4.6

3. Coke Zero Vanilla Fridge

Price: $4.98 ($0.03 / Fl Oz)

Ratings – 4.6

4. Zevia soda

Price: $22.36 ($0.93 / Count)

Rating – 4.1

Best coke zero flavours

  • Coca-Cola Zero
  • Coca-Cola Zero Raspberry
  • Coca-Cola Zero Peach
  • Coca-Cola Zero Vanilla
  • Coca-Cola Zero Orange Vanilla
  • Coca-Cola Zero Cinnamon Caffeine Free
  • Coca-Cola Zero Cherry
  • Coca-Cola Zero Lemon

Other alternatives to coke zero available online

Negative sides of coke zero every keto dieters should know

Coke zero contain ingredients that can have several negative health effects –

1. It can cause weight gain and diabetes – acesulfame potassium (Ace-K) and aspartame have been associated with negative health effects such as weight gain and diabetes.[1]

2. Linked dehydration – Coke zero contains 34mg of caffeine per 12-ounce servings. Caffeine can boost your energy but large quantities can stimulate urination. Although for this effect you need to consume more 500mg caffeine or 15 cans of 12-ounce coke zero.[5][6][7][8][9]

3. It can cause Tooth erosion – coke zero contains phosphoric acid. A Study found that phosphoric acid causes mild enamel and tooth erosion. [12] [11]

4. Increase the risk of heart disease – A study found that artificially sweetened beverages increased the risk of heart disease.[12]

5. It can increase the risk of kidney diseases – Coke zero contains phosphorus content which is linked to kidney disease.[13]

6. Can mess with gut bacteria – several studies have shown that artificial beverages can malfunction gut bacteria. [14][15]

How much coke zero you can have on keto?

You should get more plain water instead of coke zero. 

Plain water is more healthy than coke zero.

It won’t kick you out of ketosis it doesn’t mean you go crazy over it. 

One to two cans of 12 ounces coke zero would be enough. Although you can have more and won’t get knocked out of ketosis. But health-wise it would be enough.

My favorite Diet soda

I usually drink Zevia soda on keto. I think I should tell you about this.

Why shouldn’t you drink coke zero on keto?

Coke zero utilizes Potassium Citrate, Caffeine, and artificial sweeteners such as Acesulfame Potassium and Aspartame, which are linked to several negative health effects such as weight gain, diabetes, dehydration, tooth erosion, etc.

Coke zero is keto-friendly but isn’t very healthy. Try to take them in the limit.


Coke zero won’t knock you out of ketosis because it doesn’t contain any carbs or calories. 

But something is keto-friendly doesn’t always mean healthy.

Coke zero contains ingredients that can have negative effects on the body. So, drink coke zero in the limit.

How many carbs are in a can of Diet Coke?

A Diet coke can have zero gram carbs and zero calories. [Source]

Can you consume aspartame on keto?

Aspartame is a low-calorie artificial sweetener, which is commonly used in diet sodas and food products. It won’t affect ketosis and you can have them on a keto diet.

Other drinks You Should Try on the Keto Diet

There are several other drinks that you can have on keto
1. Water with lemon                  0 g 
2. Coffee added milk                 1-3 g
3. Diet soft drinks                      0 g
4. Unsweetened almond milk   2 g
5. Fruit-Infused Water               2 g
6. Bone Froth                            2 g
7. Bulletproof coffee                  2-3 g

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