Fifteen minutes, no oven, and about 19g of protein in three of them — which is what separates a protein ball from the date-and-oat energy bite most recipes actually give you.

Most recipes called protein balls are energy bites with a new name. Dates, oats and a spoonful of nut butter give a ball of around 3g of protein, and three of them are mostly sugar. The difference here is the protein powder and the hemp seeds: three balls carry about 19g.
That number matters because a snack is only useful if it holds you to the next meal. Protein is the most satiating of the three macronutrients, and pairing it with fat and fibre slows how quickly the sugar in the dates reaches the blood. That is the honest limit of the claim, though: dates are still a concentrated sugar, and three balls contain roughly as much sugar as a large banana. These are a better snack than a biscuit, not a blood-sugar food, which is why this recipe does not carry that tag.
Hemp seeds are the quiet workhorse. They are a complete plant protein, and they are among the better seed sources of magnesium and zinc. Zinc holds an authorised claim for the maintenance of normal testosterone levels in the blood; magnesium holds one for the reduction of tiredness and fatigue. Neither claim means a snack changes anything on its own, but both minerals are commonly short in a British diet.
Chia seeds add soluble fibre and the plant form of omega-3.
For women after menopause, protein spread across the day matters more than it did at thirty: muscle is lost faster once oestrogen falls, and a protein-rich snack is an easy place to add some.
A word on the powder. Choose one with a short ingredient list and no added sugar. Whey gives the smoothest texture; pea protein makes the recipe vegan and needs slightly more liquid.
If you want the lower-protein, oat-based version for children or for a lighter snack: pumpkin seed and oat bites.