Dahi is one of those comfort foods that finds a place in almost every Indian household. From being served as chaas on hot afternoons to pairing perfectly with parathas, biryani, or even a simple bowl of rice, it is enjoyed in multiple ways. But what makes dahi so valuable is not only its taste, but also the live cultures that make it a gut-friendly superfood. The "good bacteria" in dahi can support digestion, strengthen immunity, and maintain overall gut balance. However, many of us unknowingly store it in ways that reduce or even kill these healthy bacteria. So, if you consume dahi regularly but do not feel its benefits, improper storage may be the reason. Here is why storing dahi the wrong way can kill its good bacteria and how to avoid it.
Also Read: Is It Safe To Eat Dahi Every Day? The Pros And Cons You Should Be Aware Of
What Are Good Bacteria in Dahi?
The good bacteria in dahi are probiotics. For those unfamiliar, probiotics are beneficial bacteria naturally found in the gut system. Probiotic foods are important for maintaining gut health and a smooth digestive process. They help restore the natural balance of bacteria in the intestine, which can otherwise be disrupted by poor diet or illness. Along with digestive health, probiotic foods are also linked to improved immunity. If you face frequent stomach issues or low immunity, including probiotic foods such as dahi in your diet can make a difference.
Health Benefits of Eating Dahi Daily
Before understanding why incorrect storage kills the good bacteria, it is important to know the benefits of having dahi regularly:
1. Supports Digestion
Dahi is rich in probiotics, fibre, and good bacteria, which promote healthy bowel movement and help prevent constipation.
2. Helps in Weight Management
It is high in protein, low in calories, and can keep you full for longer, which aids in burning fat.
3. Boosts Immunity
The probiotics and antioxidants in dahi can improve gut health and immunity, helping the body flush out toxins.
4. Improves Skin Health
The antioxidants in dahi can stimulate collagen production, nourishing the skin and reducing early signs of ageing.
5. Strengthens Bones and Teeth
Dahi is rich in calcium, phosphorus, and essential minerals that support bone strength and dental health.
Why Wrong Storage Kills Good Bacteria in Dahi
The reason dahi is considered healthy lies in its probiotics, but these bacteria are delicate. Their survival depends on several factors, including temperature, moisture content, and pH levels. A July 2019 research paper noted that certain strains of probiotics are particularly sensitive to heat and can die if exposed to high temperatures.
Nutritionist Amita Gadre explains, "Lactobacilli - the primary bacterium present in fermented foods and dahi - do not sustain a temperature over 50C." This is why refrigeration is important. It keeps the bacteria stable, slows fermentation, and preserves both taste and texture for longer. Once the dahi has set, it must be refrigerated immediately.
Also Read: 5 Ways You Can Make Dahi Kebab For Evening Snacks This Weekend
How to Store Dahi Properly | Dahi Storage Tips
To keep dahi fresh and its probiotics alive, follow these tips:
- Always refrigerate once it has set.
- Store it in a clean, airtight container.
- Avoid using wet spoons while serving.
- Place the container on the middle shelf of your fridge (not the door) for consistent cooling.
- Consume within 2 to 3 days for maximum probiotic benefits.
Common Storage Mistakes That Kill Good Bacteria
Many everyday mistakes can ruin the probiotic value of dahi:
- Freezing dahi: Freezing puts bacteria into dormancy and spoils the texture.
- Keeping it uncovered: This leads to contamination from surrounding foods.
- Reheating dahi: Heat destroys beneficial bacteria.
- Leaving it out for long: Warm temperatures speed fermentation and disturb the probiotic balance.
Best Containers to Store Dahi
The container you choose plays a role in maintaining dahi's good bacteria.
Clay pots
These are naturally porous, help keep dahi cool, absorb excess water, and enhance flavour. They are excellent for setting dahi and short-term storage.
Plastic containers
These are convenient and airtight, but they may retain odours and are less effective at maintaining temperature.
Glass or steel
These are more hygienic and suitable for longer storage in the fridge.
While clay pots have been used traditionally and are still valued for their natural cooling properties, modern households often prefer plastic or glass for ease and hygiene. The choice largely depends on how long you intend to store the dahi.
Also Read: Paneer Dahi Bhalla, Bread Dahi Bhalla And More: 5 Dahi Bhalla Recipes You Must Try
Photo: Canva
How to Make Dahi at Home and Preserve Its Good Bacteria
Homemade dahi ensures freshness and gives you control over the fermentation process. To preserve its good bacteria, follow these steps:
- Warm the milk (it should not be boiling hot).
- Add a spoonful of starter curd.
- Let it set in a warm corner for 6 to 8 hours.
- Once set, refrigerate immediately.
This way, the bacteria remain active without over-fermenting, giving you fresh, probiotic-rich dahi every time.
Now that you know the role of proper storage, ensure that your dahi is handled the right way so you do not miss out on its full range of health benefits.