![Biotiful Gut Health Kefir Drink Original, Immunity Support, High in Protein, Source of Calcium and Vitamin B12, No Added Sugar, 1ltr : Amazon.co.uk: Grocery Biotiful Gut Health Kefir Drink Original, Immunity Support, High in Protein, Source of Calcium and Vitamin B12, No Added Sugar, 1ltr : Amazon.co.uk: Grocery](https://m.media-amazon.com/images/I/617DugXaTVL._AC_UF1000,1000_QL80_.jpg)
Biotiful Gut Health Kefir Drink Original, Immunity Support, High in Protein, Source of Calcium and Vitamin B12, No Added Sugar, 1ltr : Amazon.co.uk: Grocery
Biotiful Gut Health - Kefir = Immunity? But how does it work? Let us explain. Kefir naturally produces Vitamin B12 (amongst many other vitamins and minerals) which contributes to the normal functioning
![Vitamin B12 and folate enrichment of kefir by Propionibacterium freudenreichii and Streptococcus thermophilus strains | Semantic Scholar Vitamin B12 and folate enrichment of kefir by Propionibacterium freudenreichii and Streptococcus thermophilus strains | Semantic Scholar](https://d3i71xaburhd42.cloudfront.net/ee944de9d4974c734356d0c67a1f6487b63b8784/32-Figure2.1-1.png)
Vitamin B12 and folate enrichment of kefir by Propionibacterium freudenreichii and Streptococcus thermophilus strains | Semantic Scholar
![Save on Lifeway Kefir Probiotic Cultured Low Fat Milk 1% Milkfat Strawberry Banana Order Online Delivery | MARTIN'S Save on Lifeway Kefir Probiotic Cultured Low Fat Milk 1% Milkfat Strawberry Banana Order Online Delivery | MARTIN'S](https://i5.peapod.com/c/2Q/2QWS5.png)
Save on Lifeway Kefir Probiotic Cultured Low Fat Milk 1% Milkfat Strawberry Banana Order Online Delivery | MARTIN'S
![What Is Kefir? [Benefits and Side Effects] - My Fermented Foods | Kefir benefits, Kefir, Milk kefir recipes What Is Kefir? [Benefits and Side Effects] - My Fermented Foods | Kefir benefits, Kefir, Milk kefir recipes](https://i.pinimg.com/originals/cc/6c/27/cc6c2730bfade874d388e3faa5be1b7d.jpg)
What Is Kefir? [Benefits and Side Effects] - My Fermented Foods | Kefir benefits, Kefir, Milk kefir recipes
![Optimisation of vitamin B12 and folate production by Propionibacterium freudenreichii strains in kefir | Semantic Scholar Optimisation of vitamin B12 and folate production by Propionibacterium freudenreichii strains in kefir | Semantic Scholar](https://d3i71xaburhd42.cloudfront.net/a74aa6cfc38616b9e65050cce2b5ec7a2ff553e9/2-Table1-1.png)