I suggest that you don't believe it whether you watch slimming advertisements or advertisements such as beauty and drug treatment, because its production company exaggerates its efficacy. Fortunately, after the 5th of this month, such advertisements were banned.
I think this measure is very good, because those manufacturers are misleading and deceiving consumers to a great extent.
If you want to improve your eye condition, you should look up some massage health care methods on the Internet. Perseverance will be effective.