How quickly does Modalert 200 work?

https://www.smartfinil.net/product/modalert-200/

Modalert 200 normally starts functioning within 30–60 minutes, with visible alertness and focus growing as it takes effect. The duration can last 10–14 hours, with peak effects usually appearing 2–4 hours after ingesting it. Taking it early in the day helps avoid insomnia. Individual reaction varies based on metabolism, food intake, and sleep status.