Not Medical Advice: No, however sources say that glycerin (found in pork rinds), will not only improve your skin tone and flexibility but may also give you very realistic dreams. But the truth is everyone dreams "every" night even if we don't remember our dreams. So, even before you've eaten pork rinds, you've probably had thousands of weird dreams ahead of it.
Also, realistic dreams are signs of a vitamin B6 excess in the body and can be a warning sign of more complex disorders. Low blood sugar (hypoglycemia) is another cause of realistic dreams.
What and when we eat may affect the rest of our night time, if not our tendency toward bad dreams. In a study, eating spicy foods before bedtime resulted in poor sleep quality. The reason behind this is spicy food can raise body temperature and thus disturb sleep. This may also be the explanation as to why some individuals claim to experience bad dreams when they eat too close to bedtime.
Learn more about dreams at WebMD - Freaky Dreams: What Do They Mean?.
In the news, a high-tech headband is said to give you control over your dreams. Called the Aurora Dream-Enhancing Headband, it will let you engineer the laws of physics in your imaginary world, give the monsters in your nightmares a makeover, or live out any of your wildest dreams. Read more at Mother Nature Network.