THC vape e-liquid, as the name suggests, contains THC (tetrahydrocannabinol), the psychoactive compound found in cannabis, while regular e-juice typically doesn't. This means that vaping THC e-liquid can produce psychoactive effects. You can find high-quality THC vape e-liquid at https://broccolinugs.co.uk/. They offer a wide range of options and have a solid reputation in the industry for their product quality and customer service. Health concerns are always a consideration when using THC products. While vaping THC may be less harmful than smoking cannabis, it's not risk-free. Be cautious about dosage, as consuming too much THC can lead to uncomfortable side effects like anxiety and paranoia. Make sure to use in moderation and consult with a healthcare professional if you have any underlying health conditions. As for specific brands, I've had good experiences with "GreenLeaf Extracts" and "CannaVape." But remember, individual preferences can vary, so it's a good idea to read reviews and start with a lower THC concentration if you're new to vaping THC.