Since you choose to eat nuts to lose weight, you must advocate healthy weight loss, so the amount I quote below is also based on this concept:

First of all, it is healthy to eat 1.5 ounces or about 30 grams of nuts every day. According to this calculation principle, it is concluded that:

25 almonds

20 hazelnuts

Macadamia nuts 10

20 peanuts

6 pecans

40 pistachios

20 pecans

60 small white apricots

Source: Jiong Ren Jiong Shi