Hello, I'm Dr. Emily, a pediatrician with over 15 years of experience. I'm here to help you with any questions you have about breastfeeding and infant nutrition.

Freezing breast milk is a great way to build up a supply for your baby, and using glass bottles for storage can be a great option for some families. However, it's important to understand the potential risks and benefits of using glass bottles for freezing breast milk.

**Firstly, let's discuss the benefits:**

* No BPA: Glass bottles are BPA-free and phthalate-free, which are chemicals that can leach into breast milk from plastic bottles and potentially pose health risks to your baby. This is a significant concern for many parents who are committed to providing the safest and most natural nutrition for their infants.
* Durable: Glass is very durable and can withstand multiple cycles of freezing and thawing without cracking or breaking, which can be a common concern with plastic bottles.
* Easy to Clean: Glass bottles are relatively easy to clean and sterilize, and you don't have to worry about the cleaning solution or detergent affecting the milk.
* Environmentally friendly: Glass is a recyclable material, making it a more environmentally friendly option compared to plastic bottles which often end up in landfills.

**However, there are also some potential drawbacks to consider:**

* Breakage: Glass bottles are fragile and can break easily if dropped or mishandled, especially when frozen. This could pose a significant safety hazard for your baby and require you to dispose of the milk.
* Weight: Glass bottles can be heavier than plastic bottles, making them more difficult to handle and store, especially when filled with frozen breast milk.
* Safety during thawing: When thawing frozen breast milk in a glass bottle, you need to be careful about the bottle's expansion and contraction. Rapid temperature changes can cause the bottle to crack. This is why it's important to thaw breast milk gradually in the refrigerator or under cool running water.
* Storage space: Glass bottles can take up more space in the freezer than plastic bottles, especially if you are storing a large amount of milk.

**Here are some important tips for freezing breast milk in glass bottles:**

* Choose the right bottles: Opt for bottles specifically designed for freezing. Look for bottles that are made from borosilicate glass, which is known for its strength and resistance to thermal shock.
* Leave some space: When filling the bottle, leave about an inch of space at the top to allow for expansion during freezing.
* Label clearly: Label the bottle with the date of expression and the amount of milk it contains. This will help you keep track of your milk supply and ensure you use the oldest milk first.
* Thaw safely: Always thaw breast milk gradually in the refrigerator or under cool running water. Avoid thawing milk at room temperature or using a microwave, as this can damage the milk.
* Store properly: Store the frozen breast milk in the back of the freezer where temperatures are most consistent.

**Ultimately, the decision of whether to freeze breast milk in glass bottles is a personal one. It's important to weigh the benefits and drawbacks carefully and choose the method that best suits your needs and preferences.**

If you have any further questions or concerns about freezing breast milk, please don't hesitate to reach out.

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## 冻存母乳可以使用玻璃瓶吗？

你好，我是 Emily 医生，一位拥有超过 15 年经验的儿科医生。我在这里帮助你解答关于 母乳喂养 和 婴儿营养 的任何问题。

冻存 母乳 是为你的宝宝建立母乳储备的好方法，而使用玻璃瓶储存对于一些家庭来说可能是一个不错的选择。然而，重要的是要了解使用玻璃瓶冻存母乳的 潜在风险和益处。

首先，让我们讨论一下好处：

* 无双酚 A: 玻璃瓶 不含双酚 A 和 邻苯二甲酸盐，这些化学物质会从塑料瓶中渗入母乳，并可能对你的宝宝的健康构成潜在风险。这对许多致力于为他们的婴儿提供最安全、最天然营养的父母来说是一个重要问题。
* 耐用: 玻璃非常耐用，可以承受多次冷冻和解冻循环而不会破裂或断裂，而这对于塑料瓶来说是一个常见问题。
* 易于清洁: 玻璃瓶相对容易清洁和消毒，而且你不必担心清洁剂或洗涤剂会影响母乳。
* 环保: 玻璃是一种可回收材料，与通常最终会被填埋的塑料瓶相比，它是一种更环保的选择。

**但是，也有一些潜在的缺点需要考虑：**

* 破损: 玻璃瓶 很脆弱，如果掉落或处理不当很容易破裂，尤其是当它们被冷冻时。这对你的宝宝来说可能是一个重大的安全隐患，并且需要你丢弃母乳。
* 重量:...read more >>

If you're planning to freeze your breast milk in glass bottles or containers, you should be aware that not all glass is freezer-safe. You should not put regular glass baby bottles, baby food jars, or any other glass containers into your freezer unless they are designed to withstand freezing temperatures.read more >>