Pea Protein Isolate
80.0gprotein / 100g375 cal · 6.0g fat · $$ · Quality 0.82
Black Beans (cooked)
8.9gprotein / 100g132 cal · 0.5g fat · $ · Quality 0.6
This isn't close. Pea Protein Isolate packs 80.0g of protein per 100g against Black Beans (cooked)'s 8.9g — a 71.1g gap driven mostly by how concentrated or diluted each food naturally is.
On protein quality specifically, Pea Protein Isolate scores higher — DIAAS-adjusted, low in methionine, high in leucine for a plant source — compared to Black Beans (cooked), which is incomplete on its own — low in methionine, pairs well with grains.
Black Beans (cooked) is the more budget-friendly pick ($ vs $$ for Pea Protein Isolate), worth weighing if cost matters more than the other differences here.
Pea Protein Isolate's typical serving also delivers more leucine (2100mg vs Black Beans (cooked)'s 620mg) — relevant if the goal is maximizing the muscle-protein-synthesis trigger per meal, not just total grams.
If raw protein density is what you're optimizing for, Pea Protein Isolate wins clearly. Choose Black Beans (cooked) instead if its lower fat, cost, or prep time matters more to you than the extra grams.
Full nutrition comparison
| Per 100g | Pea Protein Isolate | Black Beans (cooked) |
|---|---|---|
| Protein | 80.0g | 8.9g |
| Calories | 375 | 132 |
| Fat | 6.0g | 0.5g |
| Carbs | 5.0g | 23.7g |
| Fiber | 4.0g | 8.7g |
| Quality score | 0.82 | 0.6 |
| Relative cost | $$ | $ |
| Prep time | 1 min | 90 min |
Frequently asked
Which has more protein, pea protein isolate or black beans (cooked)?
Pea Protein Isolate has 80.0g of protein per 100g compared to Black Beans (cooked)'s 8.9g.
Which is lower in calories?
Black Beans (cooked) is lower in calories per 100g, at 132 vs the other's 375.