Kefir (plain, low-fat)
3.8gprotein / 100g41 cal · 1.0g fat · $$ · Quality 0.91
Milk (skim)
3.4gprotein / 100g34 cal · 0.1g fat · $ · Quality 0.91
Kefir (plain, low-fat) carries 0.4g more protein per 100g than Milk (skim) (3.8g vs 3.4g) — a real but modest edge.
Neither has a meaningful edge on protein quality; they're close enough on amino acid profile that it isn't a differentiator here.
Milk (skim) is the more budget-friendly pick ($ vs $$ for Kefir (plain, low-fat)), worth weighing if cost matters more than the other differences here.
These two are closer than the comparison headline suggests. Either Kefir (plain, low-fat) or Milk (skim) works well in most contexts — let cost, prep time, and personal preference decide rather than the macros.
Full nutrition comparison
| Per 100g | Kefir (plain, low-fat) | Milk (skim) |
|---|---|---|
| Protein | 3.8g | 3.4g |
| Calories | 41 | 34 |
| Fat | 1.0g | 0.1g |
| Carbs | 4.8g | 5.0g |
| Fiber | 0.0g | 0.0g |
| Quality score | 0.91 | 0.91 |
| Relative cost | $$ | $ |
| Prep time | 0 min | 0 min |
Frequently asked
Which has more protein, kefir (plain, low-fat) or milk (skim)?
Kefir (plain, low-fat) has 3.8g of protein per 100g compared to Milk (skim)'s 3.4g.
Which is lower in calories?
Milk (skim) is lower in calories per 100g, at 34 vs the other's 41.