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Caffeine vs Nicotine: Your Complete Guide Key Takeaways Caffeine and nicotine are natural stimulants produced by plants

Minas said that there are fewer "byproducts, less toxins, less chemicals" in their products now, which he says are now "smoother and cleaner." But researchers believe the tweak to Puff Bar's formula has allowed them to get around regulations and create a "loophole." "It is an Oklahoma land rush going through a very wide loophole," said Dr

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Labels with icons or graphics are the most effective, she said