Yes, coconut oil can be used as a moisturizer. It's rich in fatty acids, which help hydrate and soften skin. However, it's comedogenic for some, meaning it can clog pores.

There isn't one single "best" natural moisturizer, as it depends on skin type. Coconut oil, shea butter, jojoba oil, and aloe vera are all popular choices, each with unique benefits and potential drawbacks.

Topical application of coconut oil is generally considered safe during pregnancy. However, it's always best to consult with a healthcare professional if you have any concerns about allergies or specific skin conditions.

Vaseline (petroleum jelly) is an occlusive moisturizer, meaning it creates a barrier to prevent moisture loss, making it highly effective. While coconut oil is moisturizing, Vaseline is generally considered more effective at preventing water loss from the skin.