Beef and beef stroganoff: a small, fragile LDL signal, and a sauce that sets the sodium

Plain beef and beef stroganoff are compared here because the dish is mostly the meat plus a creamy sauce. We found no study of stroganoff itself. For the meat, a meta-analysis of 20 randomized trials in adults found that eating more fresh or minimally processed beef raised LDL cholesterol slightly (SMD 0.11, 95% CI 0.008 to 0.20), with no change in total cholesterol, HDL, triglycerides, apoB or blood pressure. That LDL result depends on one study. With it removed the effect shrank to SMD 0.08 (95% CI -0.02 to 0.18) and was no longer significant, so treat it as a possible small rise that is still unsettled. For the dish, the recipe decides almost everything. A homemade UK stroganoff has 54 mg of sodium per 3.5 oz (100 g), while the US survey version has 458 mg, which makes a standard 256 g cup about 1,170 mg of sodium, 384 calories and 8.8 g of saturated fat.

How much is actually in it

• Homemade beef stroganoff in the UK composition dataset has 171 calories, 15.3 g protein, 11.2 g fat and 6.22 g saturated fat per 3.5 oz (100 g). — Beef Stroganoff, homemade, per 3.5 oz (100 g) Evidence E source
  Energy 171 calories, protein 15.3 g, fat 11.2 g, saturated fat 6.22 g, sodium 54 mg, iron 1.56 mg, zinc 2.1 mg, vitamin B12 1.1 ug per 3.5 oz (100 g)
• Across 8 USDA samples of raw beef tenderloin, iron ranged from 2.12 to 2.82 mg per 3.5 oz (100 g), a 28% spread. — Beef, tenderloin steak, raw, 8 samples (n = 8) Evidence E source
  Iron mean 2.53 mg/100 g, range 2.12-2.82, median 2.555; sodium 44.85 mg (40.7-50.2)

What a real portion looks like

• In the US survey database one cup of beef stroganoff weighs 9 oz (256 g) and carries about 384 calories, 8.8 g saturated fat and 1,170 mg sodium. — Beef stroganoff, US survey food, 1 cup Evidence E source
  1 cup 256 g: 384 calories, 8.8 g saturated fat, 1172.5 mg sodium (458 mg/100 g); with noodles 1 cup 330 calories, 809 mg sodium

What your body absorbs

• In an 8-week RCT in 52 iron-deficient young women, taking an iron supplement with a beef lunch improved iron status no more than with a plant-based meat lunch. — 52 non-pregnant women of reproductive age with serum ferritin below 25 ug/L, 8 weeks (n = 52) Evidence B source
  Ferritin +10.7 ug/L over time in both arms; treatment-by-time interaction P > 0.05 for all indicators

What cooking and storage change

• Laboratory data from 28 studies suggest cooking raises carcinogenic PAH levels in beef, most with smoking, grilling over coal or wood and long high-heat cooking. — beef and beef products, 28 food analysis studies (n = 28 studies) Evidence D source
  Thermally processed vs control beef g' = 1.64 (P < 0.001); smoking > grilling and barbecuing
• By the USDA retention table for beef slices browned and simmered with drippings, as in stroganoff, about half the vitamin B6 and 40% of thiamin are lost while iron and zinc are kept. — USDA group Beef Products, method BEEF,SLICES,BRWN,SIMMER,W/DRIPPINGS Evidence E source
  Retained: vitamin B6 50%, thiamin 60%, folate 70%, vitamin B12 75%, niacin 90%, iron 100%, zinc 100%

What it does to your health

• In a meta-analysis of 20 RCTs in adults, eating more unprocessed beef raised LDL cholesterol only slightly (SMD 0.11), and left blood pressure and other lipids unchanged. — adults in 20 RCTs of fresh or minimally processed beef versus diets with less or no beef (n = 20 RCTs) Evidence A source
  LDL-cholesterol SMD 0.11 (95% CI 0.008 to 0.20), P = 0.03; no effect on total cholesterol, HDL, triglycerides, apoB or blood pressure
• In a network meta-analysis of 36 RCTs, replacing red meat with plant protein lowered LDL cholesterol more than red meat diets (mean difference -0.19, unit not stated in the abstract). — adults in 36 RCTs comparing red meat diets with diets replacing red meat (n = 36 RCTs) Evidence A source
  LDL-C MD -0.19 (95% CrI -0.36 to -0.03); total cholesterol MD -0.14 (-0.28 to -0.001) for plant protein vs red meat

Safety, limits and interactions

• In a crossover RCT in 23 people with past calcium kidney stones, a beef diet and a plant protein diet gave the same urinary calcium, oxalate and stone risk index. — 23 normocalciuric adults with a history of calcium kidney stones, mean age 50.7 (n = 23) Evidence B source
  Tiselius risk index, urinary calcium and oxalate did not differ between beef and plant protein diets
• In a 3-week crossover RCT in 15 healthy adults, a beef diet gave the highest calcium oxalate saturation index, 2.48 versus 1.67 with chicken. — 15 healthy adults, three 1-week phases of beef, chicken or fish (n = 15) Evidence B source
  Calcium oxalate saturation index 2.48 beef vs 1.67 chicken (p = 0.02) vs 1.79 fish (p = 0.08)

Who this works differently for

• In a crossover RCT in 17 breastfeeding women, swapping daily beef for a plant-based substitute roughly doubled lauric acid and lowered arachidonic acid in breast milk. — 17 lactating women exclusively breastfeeding, two 6-day diet phases (n = 17) Evidence B source
  Lauric acid 9.32 vs 4.47 (P < 0.001); arachidonic acid 0.35 vs 0.41 (P < 0.001), substitute vs beef

What is still unknown

• The small LDL rise from beef in pooled trials disappeared when one influential study was removed, so it is not a firm finding. — adults in 20 RCTs of unprocessed beef (n = 20 RCTs) Evidence A source
  LDL-cholesterol SMD 0.08 (95% CI -0.02 to 0.18), P = 0.11 after removing one study

The bottom line

The wider picture on red meat points the same way. In a network meta-analysis of 36 randomized trials, diets that swapped red meat for plant protein lowered LDL cholesterol more than red meat diets (MD -0.19, 95% CrI -0.36 to -0.03). The abstract does not name the unit, and red meat there is broader than beef. Beef is often eaten for iron, and one trial tested that. In 52 non-pregnant women with low iron stores, an iron supplement taken with lunch for 8 weeks raised ferritin by 10.7 ug/L whether the lunch held beef or a plant-based meat, with no difference between the two on any iron measure. The iron in that trial came from the supplement. Raw beef itself varies, and 8 USDA samples of tenderloin ranged from 2.12 to 2.82 mg of iron per 3.5 oz (100 g). Cooking matters for some nutrients. By the USDA retention table for beef slices browned and then simmered in their drippings, the way stroganoff is made, about 50% of vitamin B6 and 60% of thiamin survive while iron and zinc stay at 100%. Those factors date from 1975 and ignore the sauce. Laboratory data from 28 studies suggest that heat raises carcinogenic PAH levels in beef, most with smoking and then grilling, and those measurements were made in the meat alone. Stroganoff is simmered. Who should be careful. In a crossover trial in 23 adults with past calcium kidney stones, urinary calcium, oxalate and a stone risk index did not differ between beef and plant protein diets, over periods of only a few days. In 15 healthy adults eating beef, chicken or fish for a week each, calcium oxalate saturation was highest on beef, 2.48 against 1.67 on chicken, with the gap to fish not significant. That is a urine marker, not stones. In 17 breastfeeding women, swapping beef for a plant-based substitute for 6 days roughly doubled lauric acid in breast milk and lowered arachidonic acid, and nobody measured what that meant for the babies. We found no data on allergy, pregnancy or medicines for beef or stroganoff.

Sources

1. bstg-daily-r7-09 · CoFID 2021, dataset
   Beef Stroganoff, homemade (CoFID 19-551, group MR): energy 171 kcal; protein 15.3 g; fat 11.2 g; saturated fat 6.22 g; carbohydrate 2.5 g; sodium 54 mg; iron 1.56 mg; zinc 2.1 mg; vitamin B12 1.1 ug per 100 g
   CoFID 2021, Public Health England, code 19-551 · checked 2026-09-29
2. bstg-daily-r7-12 · USDA FoodData Central Foundation Foods, dataset
   Beef, tenderloin steak, raw | Iron, Fe | 2.53 MG | range 2.12-2.82, median 2.555, 8 samples, spread 28% || Sodium, Na | 44.85 MG | range 40.7-50.2, median 45.0, 8 samples, spread 21%
   USDA FoodData Central, Foundation Foods, release 2026-04-30 · checked 2026-09-29
3. bstg-daily-r7-10 · USDA FNDDS, dataset
   Beef stroganoff (FNDDS 27113100, fdc_id 2706382, Meat mixed dishes): 1 cup = 256 g; Energy 150 kcal/100 g = 384.0 kcal per cup; Sodium 458 mg/100 g = 1172.5 mg per cup; Fatty acids, total saturated 3.441 g/100 g = 8.8 g per cup; Beef stroganoff with noodles (2706486): 1 cup 256 g, 330.2 kcal, sodium 809.0 mg
   USDA FNDDS, Beef stroganoff, food code 27113100, FDC 2706382 · checked 2026-09-29
4. bstg-daily-r7-04 · randomized controlled trial
   Daily consumption of an iron supplement with a lunch meal for 8 wk improved serum ferritin concentrations (main time effect: +10.7 ± 9.6 μg/L, P < 0.0001), transferrin saturation (main time effect: +5.1% ± 18.7%, P = 0.048), soluble transferrin receptor (main time effect: -0.6 ± 1.0 mg/L, P < 0.001), body iron stores (main time effect: +2.8 ± 3.1 mg/kg, P < 0.0001), and hemoglobin (main time effect: +0.5 ± 0.9 g/dL, P = 0.0002) regardless of whether the meals contained Animal or Plant (treatment-by-time interaction: P > 0.05 for all indicators).
   Am J Clin Nutr, 2025 · checked 2026-09-29
5. bstg-daily-r7-08 · meta-analysis of laboratory studies
   A meta-analysis of 28 articles indicated that thermally processed beef had significantly higher PAH4 levels than did the control beef (g' = 1.64; P < 0.001). Smoking caused greater PAH4 buildup than did grilling and barbecuing (g' > 0.8; P < 0.001).
   Meat Sci, 2026 · checked 2026-09-29
6. bstg-daily-r7-11 · USDA Table of Nutrient Retention Factors, dataset
   USDA-RETN-R6:702 BEEF,SLICES,BRWN,SIMMER,W/DRIPPINGS, group Beef Products: vitamin_b6_mg 50% retained, thiamin_mg 60%, folate_total_ug 70%, vitamin_b12_ug 75%, niacin_mg 90%, choline_mg 90%, iron_mg 100%, zinc_mg 100%, sodium_mg 100%
   USDA Table of Nutrient Retention Factors, Release 6, 2007, Retn_Code 702 · checked 2026-09-29
7. bstg-daily-r7-01 · meta-analysis of randomized controlled trials
   Beef consumption had a small but significant effect on LDL-cholesterol (SMD: 0.11; 95% CI: 0.008, 0.20; P = 0.03), indicating modestly higher levels with greater intake of beef (Figure 3).
   Current Developments in Nutrition, 2024 · checked 2026-09-29
8. bstg-daily-r7-03 · network meta-analysis of randomized controlled trials
   Consuming plant proteins resulted in a greater reduction in total cholesterol (TC) levels (mean difference (MD) = -0.14; 95 % credible interval (CrI): -0.28 to -0.001, p < 0.05) and low-density lipoprotein cholesterol (LDL-C) levels (MD = -0.19; 95 % CrI: -0.36 to -0.03, p < 0.05) compared to red meat interventions.
   Clin Nutr, 2025 · checked 2026-09-29
9. bstg-daily-r7-05 · randomized controlled trial
   Urinary calcium, oxalate, magnesium, citrate, phosphorus, volume, and TRI did not differ between diets.
   J Am Diet Assoc, 2001 · checked 2026-09-29
10. bstg-daily-r7-06 · randomized controlled trial
    Mean saturation index for calcium oxalate was highest for beef (2.48), although the difference attained significance only compared to chicken (1.67, p = 0.02) but not to fish (1.79, p = 0.08).
    J Urol, 2014 · checked 2026-09-29
11. bstg-daily-r7-07 · randomized controlled trial
    Human milk collected during the substitute diet contained higher levels of tropical oil-derived medium-chain saturated fatty acids, such as lauric acid (12:0: 9.32 ± 1.8 compared with 4.47 ± 1.82, P < 0.001) and lower levels of long-chain polyunsaturated fatty acids (LCPUFAs), including arachidonic acid (20:4n-6: 0.35 ± 0.06 compared with 0.41 ± 0.06, P < 0.001) compared with milk form the beef diet.
    Am J Clin Nutr, 2026 · checked 2026-09-29
12. bstg-daily-r7-02 · meta-analysis of randomized controlled trials
    A 1-study-removed sensitivity analysis indicated that the study by Magkos et al. [36] influenced these results because its removal attenuated the effect of dietary beef on LDL-cholesterol (SMD: 0.08; 95% CI: −0.02, 0.18; P = 0.11) (Supplemental Figure S6).
    Current Developments in Nutrition, 2024 · checked 2026-09-29