What is water kefir?

Kefir is a probiotic beverage made with kefir grains. There are two types of grains, milk kefir grains and water kefir grains. Milk kefir grains can be used with cow milk, goat milk, or coconut milk. Water kefir grains can be used with sugar water, juice, or coconut water. The kefir grains consist of bacteria and yeast existing in a symbiotic relationship. The term kefir grains describes the look of the culture only. Kefir grains contain no actual “grains” such as wheat, rye, etc.

What are probiotics? Does Doctor D’s contain probiotics?

Our digestive system normally has both “good” bacteria and “bad” bacteria. Maintaining the correct balance between “good” and “bad” microflora is necessary for optimal health, and probiotics contain these beneficial bacteria. The best way to support the digestive system is to consume fermented foods that contain both lactobacillus bacteria and beneficial yeasts, like Doctor D’s Live Probiotic Soda. Drinking it loads your system with more of these “friendly bacteria” and can benefit your digestive and immune systems.

What strains of yeast and bacteria does Doctor D’s contain?

Water kefir grains consist of a complex polysaccharide matrix, upon which live a combination of live bacteria and yeasts existing in a symbiotic matrix. This is commonly referred to as a SCOBY (Symbiotic Colony Of Bacteria and Yeast).

These include 57 lactic acid bacteria strains, some acetic acid bacteria strains, and at least four yeast strains. Up to 453 different bacterial strains have been identified in water kefir, although some of these are different subspecies of a single strain. Not all strains are present in all water kefir samples.

The following is a list of the major species of active bacteria and yeasts that are generally found in water kefir:


Species Lactobacillus: Brevis, casei, hilgardii, hordei, and nagelii

Species Leuconostoc: Citreum and mesenteroides

Species Acetobacter: Fabarum and orientalis

Species Streptococcus: Lactis


Hanseniaospora valbyensis

Lachancea fermentati

Saccharomyces cerevisiae

Zygotorulaspora florentina

What ingredients go into making Doctor D’s Live Probiotic Soda?

Doctor D’s is made using reverse-osmosis water, raw organic sugar, kefir grains and organic juices, spices and flavorings. All of our ingredients are organic and GMO-free.

I’m allergic to dairy. Is Doctor D’s a good alternative?

Yes! Doctor D’s contains no dairy.

Does Doctor D’s contain gluten?

No, Doctor D’s is gluten-free..

I’m trying to cut down on my sugar intake. How much sugar does Doctor D’s contain?

Doctor D’s is low in sugar when compared to other sodas. The sugar content of Doctor D’s ranges between 14-18g per 12oz, depending on the flavor you choose. Compare this to Coke, which has 39g in 12oz, and IZZE, which has 27-31g per 12oz, (depending on the flavor) and Doctor D’s compares very favorably if reducing sugar intake is your goal. Furthermore, the sugars and carbohydrates in Doctors D’s are naturally occurring and come from fruit juice and raw organic sugar cane juice, which make them much more easily assimilated by the body.

It says on the bottle. KEEP REFRIGERATED. Why does Doctor D’s need to be refrigerated?

Doctor D’s Live Probiotic Soda contains living yeasts, beneficial bacteria, and enzymes, and therefore must be stored in the refrigerator at all times, much like milk needs to be. Leaving your Doctor D’s out at room temperature will quickly affect the quality because the live probiotics will begin to consume the remaining sugar present in the fruit juice, which will result in over-carbonation.

If Doctor D’s is a fermented beverage. does it contain alcohol? And if so. how much?

As with all cultured and fermented foods, a small amount of naturally occurring alcohol is typically present in the finished product. Although the amount will vary slightly from batch to batch, the amount is quite small (significantly less than 0.5%). There is simply is not enough alcohol to result in an intoxicating drink.

How is Doctor D’s. and water kefir. different from kombucha?

Kombucha is a fermented tea made with a kombucha starter culture and tea prepared with sugar.
The fermentation of kombucha results in a more tangy beverage because kombucha is made using a method very similar to the one used to make vinegar. Most people find kombucha to be more sour or vinegar-like than water kefir. The taste of water kefir is more neutral, with some residual sweetness, which makes it an especially good choice to make soda, like Doctor D’s.

Although Doctor D’s contains a greater number of bacterial strains than are found in kombucha, both beverages are beneficial in aiding natural systems of the body, and both are great for hydration. In addition to a wealth of probiotics, they also contain some acids and enzymes to aid in the breaking down of your meals. But with Doctor D’s, you get the benefits of probiotics in a beverage that we think tastes great too!

Soda that tastes great and is good for you?

Yes! Unfortunately, many people do not like the taste of fermented foods and beverages. Doctor D’s Live Probiotic Soda is the solution. With Doctor D’s, “soda” is no longer a bad word, and we can say, “Finally, a probiotic drink that tastes great!”