This is the 386th most frequent Spanish word.
reducir
To make smaller or less in amount, degree, or size.
Here, 'reducir' is used to refer to minimizing or decreasing the amount of energy consumed.
Es importante reducir el consumo de energía para salvar el planeta.
It is important to reduce energy consumption to save the planet.
In this context, 'reducir' implies making an effort to diminish a specific quantity, specifically sugar intake.
El médico le recomendó reducir el nivel de azúcar en la dieta.
The doctor recommended lowering the sugar level in the diet.
Here, 'reducir' is applied to mean cutting down or limiting the scope or extent of the project.