Are there any breast implants that don't have a silicone outer layer?

At this time, all implants are constructed from a silicone shell therefore this would be unavoidable.

When considering breast augmentation silicone is unavoidable. The shell of both saline-filled and silicone-filled devices are composed of silicone.

That being said, silicone is exceedingly safe and is a component of nearly all implantable medical devices.

The only alternative is fat transfer. However, this is a much less reliable option.

As always, discuss your concerns with a board certified plastic surgeon (ABPS).

Both saline and silicone implants have a silicone envelope. Fat grafting is an alternative with its own set of potential issues such as oil cysts, scarring, fat absorption, calcifications etc.

No, all implants have a silicone shell. There is no actual proof that the silicone is the cause. However, you might consider fat injections if you have donor fat.

The only option besides breast implants is fat grafting.
There are several new techniques that are being used to enhance fat grafting including
External expansion ,tempory mesh support,,PRP,PRF .Renuva and stem cell enhancement,.