https://www.afforebag.com/
Since 30th June 2018, there's a limit to the amount of powder you can take in your hand baggage on flights to the USA. This includes things like protein powders, talc, laundry powder and Bisto. There are also restrictions on liquids bought in Duty Free at the aircraft. Please check these carefully, especially if you have an onward connection, as your Duty-Free items could be confiscated if you don't comply. Any children aged 2+ years are entitled to the same amount of hand baggage as an adult in the cabin allowances shown above. I don't understand the need to