{
 "verdict": "VALID_WITH_MINOR_FIXES",
 "claims": [
  {
   "claim": "Psyllium 2.1 kg (1.6 to 2.6), 6 RCTs, 354 overweight/obese adults; authors employed by P&G",
   "status": "confirmed",
   "evidence": "PMID 37163454: MD -2.1 kg (-2.6 to -1.6), six studies n=354; COI statement: authors are P&G employees (Metamucil).",
   "fix": ""
  },
  {
   "claim": "Vegetarian diet 2.0 kg (1.2 to 2.8), 12 RCTs, 1,151 people",
   "status": "confirmed",
   "evidence": "PMID 26138004: WMD -2.02 kg (-2.80 to -1.23), 12 RCTs, 1151 subjects.",
   "fix": ""
  },
  {
   "claim": "Pomegranate 2.0 kg (1.0 to 2.9), meta-analysis 2024; one trial drives much of the effect",
   "status": "confirmed",
   "evidence": "PMID 38370057: WMD -1.97 (-2.91 to -1.03), 28 trials; e-published Nov 2023, issue Feb 2024. The 'one trial drives much of the effect' statement is not in the abstract and could not be verified from public abstract.",
   "fix": ""
  },
  {
   "claim": "Brown rice instead of white 1.6 kg (1.1 to 2.2)",
   "status": "confirmed",
   "evidence": "PMID 33905269: -1.63 kg (-2.15 to -1.11), n=6 trials, I2=97%, GRADE low/very low.",
   "fix": ""
  },
  {
   "claim": "Collagen peptides 1.2 kg fat mass (0.3 to 2.1), 12 placebo-controlled RCTs; body weight not pooled",
   "status": "confirmed",
   "evidence": "PMID 35658958: fat mass -1.21 kg (-2.13 to -0.29), 12 RCTs. Numbers correct, but this is fat mass, which does not meet the article's own 'Weight loss' definition (statistically significant reduction in body weight).",
   "fix": "See required change on collagen classification/definition."
  },
  {
   "claim": "Vinegar 1.1 kg (0.5 to 1.6), umbrella review 2026, body-weight pool 13 RCTs, 918 people",
   "status": "confirmed",
   "evidence": "PMID 42110393 (PMC13149749 table): Weight 13 studies, 918 participants, -1.06 (-1.6 to -0.52), GRADE high. Retracted Abou-Khalil 2024 trial is cited only in the introduction and is not among the 38 primary studies, so this row is not affected by the retraction.",
   "fix": ""
  },
  {
   "claim": "Salmon about 1 kg, men only, one RCT of 324 adults on calorie-reduced diet",
   "status": "confirmed",
   "evidence": "PMID 17502874: 4-arm RCT, 324 adults aged 20-40, BMI 27.5-32.5; in men, lean fish, fatty fish (salmon) OR fish-oil capsules each gave ~1 kg more loss than control after 4 weeks; no difference in women. The ~1 kg is not specific to salmon (cod and fish-oil capsules gave the same), and the 324 is across all four arms.",
   "fix": "Change 'Best evidence' to: 'One 8-week RCT (324 young overweight adults across 4 arms); in men, salmon, cod or fish-oil capsules each gave about 1 kg more loss at 4 weeks than a seafood-free diet; no difference in women.'"
  },
  {
   "claim": "Oats 0.9 kg (0.1 to 1.8), meta-analysis of RCTs 2022",
   "status": "confirmed",
   "evidence": "PMID 34977959: weight -0.94 kg (-1.84 to -0.05). Lower bound 0.05 shown as 0.1 is acceptable rounding. Authors include Standard Process employees (funder).",
   "fix": ""
  },
  {
   "claim": "Cinnamon 0.9 kg (0.3 to 1.5), 21 RCTs, 1,480 adults",
   "status": "confirmed",
   "evidence": "PMID 31800140: WMD -0.92 kg (-1.51 to -0.33), 21 RCTs, 1480 participants.",
   "fix": ""
  },
  {
   "claim": "Olive oil-enriched diets 0.9 kg (0.7 to 1.2), 11 RCTs >=12 weeks",
   "status": "confirmed",
   "evidence": "PMID 30461730: -0.92 kg (-1.16 to -0.67), 11 studies, >=12 weeks.",
   "fix": ""
  },
  {
   "claim": "Turmeric/curcumin 0.8 kg (0.4 to 1.3), 60 RCTs, 2023",
   "status": "confirmed",
   "evidence": "PMID 36882287: WMD -0.82 kg (-1.30 to -0.35), 60 RCTs, n=3691.",
   "fix": ""
  },
  {
   "claim": "Higher-protein diet 0.8 kg (0.1 to 1.5), 24 RCTs, equal-calorie diets",
   "status": "confirmed",
   "evidence": "PMID 23097268: -0.79 kg (-1.50 to -0.08), 24 trials, 1063 people, isocaloric energy-restricted diets.",
   "fix": ""
  },
  {
   "claim": "Green tea supplement 0.7 kg (0.5 to 1.0), dose-response MA 2025",
   "status": "confirmed",
   "evidence": "PMID 40326418: WMD -0.74 kg (-0.97 to -0.51).",
   "fix": ""
  },
  {
   "claim": "Sparkling water 0.7 kg (0.1 to 1.4), one RCT, 45 adults in Japan, weight not main outcome, Asahi authors",
   "status": "confirmed",
   "evidence": "PMID 42106408: 46 randomised/45 completed, -0.72 kg (-1.37 to -0.07), P=0.036; open-label; exploratory with no multiplicity adjustment; first two authors Asahi Soft Drinks.",
   "fix": "Optional: add 'open-label; authors call the analyses exploratory'."
  },
  {
   "claim": "Magnesium 0.7 kg (0.1 to 1.3), MA 2026",
   "status": "confirmed",
   "evidence": "PMID 42588058: WMD -0.70 kg (-1.30 to -0.09), 78 RCTs.",
   "fix": ""
  },
  {
   "claim": "Flaxseed 0.6 kg (0.3 to 1.0), 64 trials, 2024",
   "status": "confirmed",
   "evidence": "PMID 38992480: WMD -0.63 kg (-1.00 to -0.27), 64 trials.",
   "fix": ""
  },
  {
   "claim": "Almonds 0.5 kg (0.1 to 0.9), 37 RCTs, 2024",
   "status": "confirmed",
   "evidence": "PMID 38351580: WMD -0.45 kg (-0.85 to -0.05), 37 RCTs.",
   "fix": ""
  },
  {
   "claim": "Viscous fibre 0.3 kg (0.1 to 0.5), 62 RCTs, 3,877 adults",
   "status": "confirmed",
   "evidence": "PMID 31897475: -0.33 kg (-0.51 to -0.14), 62 trials, n=3877.",
   "fix": ""
  },
  {
   "claim": "ACV SMD -0.39 (-0.63 to -0.15), 10 RCTs, 789 adults, 2025; included trial PMID 38966098 retracted 23 Sept 2025; not recalculated",
   "status": "confirmed",
   "evidence": "PMID 41010525: SMD -0.39 (-0.63, -0.15), 10 RCTs, 789. PubMed 38966098 is flagged RETRACTED, retraction notice BMJ Nutr Prev Health 2025 Sep 23;8(2):693. PMC12472926 full text confirms Abou-Khalil 2024 (Lebanon) is ref 44 and an included study.",
   "fix": ""
  },
  {
   "claim": "Median of 17 kg effects = 0.92 kg",
   "status": "confirmed",
   "evidence": "Unrounded values (2.1, 2.02, 1.97, 1.63, 1.06, ~1, 0.94, 0.92, 0.92, 0.82, 0.79, 0.74, 0.72, 0.70, 0.63, 0.45, 0.33): 9th value = 0.92. Counts 19+21+12+11=63; 54 agreed + 9 disagreements; 9+2=11 indirect: consistent.",
   "fix": ""
  },
  {
   "claim": "Ginger: 36-RCT 2025 MA (41101746) no change in body weight; 27-RCT 2024 MA (38261398) found 1.52 kg",
   "status": "confirmed",
   "evidence": "41101746: 36 RCTs, significant only WC, BFP, adiponectin; 'other measurements were not improved'. 38261398: 27 RCTs, WMD -1.52 kg (-2.37 to -0.66).",
   "fix": ""
  },
  {
   "claim": "Whey: MA in overweight/obese adults (29087242) reported significant reduction",
   "status": "confirmed",
   "evidence": "29087242: 9 RCTs, body weight MD 0.56 kg (0.30-0.81) favouring whey.",
   "fix": ""
  },
  {
   "claim": "Greek yogurt: only RCT (31114790) 30 lean young men in strength training, no body-mass difference vs placebo pudding",
   "status": "confirmed",
   "evidence": "31114790 + PMC6503736: 30 untrained males, 12 wk RT; both groups gained body mass, GY gained more FFM and lost fat mass vs pudding; no between-group body-mass difference reported as significant.",
   "fix": "Optional: add 'though the yogurt group lost more body fat'."
  },
  {
   "claim": "Pasta: low-GI diet MA (29615407) -0.63 kg; no trial of pasta alone",
   "status": "confirmed",
   "evidence": "29615407: no trial comparisons of pasta alone; 32 comparisons in low-GI patterns, MD -0.63 kg (-0.84 to -0.42).",
   "fix": ""
  },
  {
   "claim": "Tuna: one 12-week RCT, selenium-enriched tuna nuggets, 120 ischaemic heart disease patients (42369918), 1.8 kg more loss than standard care",
   "status": "confirmed",
   "evidence": "42369918: 120 ICM patients, 60/60, 12 weeks, weight -1.8 kg (P=0.034) vs standard dietary care.",
   "fix": ""
  },
  {
   "claim": "Banana: never tested on body weight in a randomised trial, in any form",
   "status": "wrong",
   "evidence": "PMID 30887937 (Br J Nutr 2019): RCT, 113 adults with prediabetes/T2D, green banana biomass 40 g/day vs diet alone for 24 weeks, body weight measured (reduced within intervention group, P=0.002). PMID 20623003: randomised blind crossover, native banana starch vs soy milk 4 wk each in obese T2D, body weight primary; NBS group lost more weight.",
   "fix": "Move banana from 'never tested' to 'tested only indirectly' (green banana flour/biomass and banana starch in people with diabetes; not the ripe fruit), remove banana from the plain-language 'never tested' examples, and update counts (12 -> 11 never tested; 11 -> 12 indirectly)."
  },
  {
   "claim": "Shrimp: never tested on body weight in a randomised trial",
   "status": "wrong",
   "evidence": "PMID 20196970: randomised crossover, 23 healthy men, 225 g cold-water prawns/day vs crab sticks for 12 weeks; 'body weight remained stable throughout the study'. Under the article's own definition (item was the intervention and body weight was measured), this is not 'never tested'; it fits 'tested only indirectly' (people not trying to lose weight).",
   "fix": "Move shrimp to 'tested only indirectly' with one line ('one 12-week crossover in 23 healthy men on a lipid outcome; weight stayed stable'), and update counts; or narrow the 'Not tested' definition to trials with weight as an outcome and say so."
  },
  {
   "claim": "Other never-tested items (almond milk, cabbage, coconut water, corn, cottage cheese, granola, lemon water, popcorn, soursop, tofu)",
   "status": "confirmed",
   "evidence": "E-utilities searches (item terms AND randomised AND body weight/BMI/adiposity, plus broader item AND weight/obesity searches) found no RCT of the item itself with weight measured. Closest: kimchi fresh vs fermented crossover (21745625; no non-kimchi control), oligofructose granola bar vs plain granola bar (29490721; granola in both arms), whole soy flour (23984051; not tofu), almond milk acute postprandial studies only, coconut water rehydration/BP quasi-experiment (39221800), cottage cheese acute satiety (25772196).",
   "fix": ""
  },
  {
   "claim": "No-significant-effect sample: chia, avocado, dark chocolate, kefir, quinoa, saffron, watermelon",
   "status": "confirmed",
   "evidence": "Chia 39672763/39225983 null BW; avocado 35405602/40612140 null; cocoa 29553824 null overall (-0.11 kg, ns); kefir 37102491/41076330 null; quinoa 36847233 null; saffron 35866520/31264281 null; citrulline/watermelon 41097202 null. Minor: chia MA 39299649 claims possible body-weight benefit in conclusion (no numbers in abstract).",
   "fix": ""
  },
  {
   "claim": "Coconut oil: no significant effect in best evidence; disagreements listed only for ginger, whey, Greek yogurt",
   "status": "not_confirmed",
   "evidence": "Null: 31928080 (Circulation 2020), 36045407 (2022, -0.24 kg ns), 41444640 (VCO 2025). But 34786908 (Minerva Endocrinol 2021/23) found significant -0.75 kg vs other oils, and 40481535 (BMC Nutr 2025) found a statistically significant +0.04 kg (increase). The label is defensible but the article promises 'for a few of them, other reviews disagree, and we say which' and omits coconut oil.",
   "fix": "Add a 'Where other reviews disagree' bullet for coconut oil citing 34786908 (-0.75 kg vs other oils) against the null analyses."
  },
  {
   "claim": "Two independent AI readers; 54/63 agreement; no human dietitian",
   "status": "unverifiable",
   "evidence": "Internal process; disclosed transparently. Cannot be checked externally.",
   "fix": ""
  }
 ],
 "missed_trials": [
  {
   "item": "Banana",
   "pmid": "30887937",
   "why_it_matters": "24-week RCT, 113 adults, green banana biomass vs diet alone, body weight measured. Banana is named as a 'never tested ... in any form' example in the plain-language section, so a journalist could find this in one search."
  },
  {
   "item": "Banana",
   "pmid": "20623003",
   "why_it_matters": "Randomised blind crossover of native banana starch vs soy milk in obese type 2 diabetics with body weight as primary outcome; more weight lost on banana starch."
  },
  {
   "item": "Shrimp",
   "pmid": "20196970",
   "why_it_matters": "Randomised 12-week crossover of 225 g/day prawns vs crab sticks in 23 men; body weight measured (stable). Meets the article's own definition of 'tested', at least indirectly."
  },
  {
   "item": "Coconut oil (disagreeing review, not a missed trial)",
   "pmid": "34786908",
   "why_it_matters": "Meta-analysis reporting significant -0.75 kg vs other oils; should be listed under 'where other reviews disagree'."
  }
 ],
 "wording_issues": [
  {
   "text": "12 have never been tested on body weight in a randomised trial, in any form.",
   "problem": "'In any form' is stronger than the method definition (item itself or its direct supplement form) and is contradicted for banana (green banana biomass, banana starch).",
   "fix": "'... have never been tested on body weight in a randomised trial.' and drop banana from the examples after reclassification."
  },
  {
   "text": "None of these foods is bad for you, and many fit well into a diet that works.",
   "problem": "Unsupported blanket health claim; the list includes concentrated supplements with known safety signals (green tea extract and turmeric/curcumin supplements have liver-injury reports; coconut oil raises LDL per 31928080) and fruit juice. This reads as health advice.",
   "fix": "'This is not a verdict on whether these foods are healthy; many fit well into a balanced diet. It is about what the trial evidence on weight can support.'"
  },
  {
   "text": "19 of the 63 have trial evidence of weight loss. (and the 'Weight loss' label definition)",
   "problem": "Collagen is counted as 'weight loss' but its evidence is fat mass only, which fails the stated definition ('statistically significant reduction in body weight').",
   "fix": "Either amend the definition to 'body weight or, where weight was not pooled, fat mass (collagen only)' or move collagen to 'tested only indirectly' and change 19 -> 18."
  },
  {
   "text": "Salmon | about 1 kg, men only | ... One RCT, 324 adults on a calorie-reduced diet",
   "problem": "Implies a salmon-specific effect; in the same trial cod and fish-oil capsules produced the same ~1 kg in men, while fish oil is listed as 'no significant effect' elsewhere. The 324 is all four arms; the effect is at 4 weeks.",
   "fix": "See claim fix for the salmon row."
  }
 ],
 "required_changes": [
  "Reclassify banana from 'never tested' to 'tested only indirectly' (PMIDs 30887937, 20623003), remove it from the plain-language examples, and update group counts everywhere (plain words, headings, method text).",
  "Reclassify shrimp to 'tested only indirectly' (PMID 20196970) or explicitly narrow the 'Not tested' definition so that trials that only recorded weight as a stability check are excluded; update counts accordingly.",
  "Delete 'in any form' from the plain-language 'never tested' bullet.",
  "Add coconut oil to 'Where other reviews disagree' (PMID 34786908, -0.75 kg vs other oils, vs null 31928080/36045407).",
  "Resolve the collagen inconsistency: amend the 'Weight loss' definition to allow fat mass for collagen, or move collagen out of the 19 (headline would become 18).",
  "Replace 'None of these foods is bad for you' with a neutral non-advice sentence (supplements in the list have safety signals).",
  "Reword the salmon row so it does not imply a salmon-specific effect (same ~1 kg seen with cod and fish-oil capsules; 4-week result; 324 across four arms)."
 ],
 "optional_suggestions": [
  "Sparkling water row: add 'open-label; exploratory analyses without multiplicity adjustment' (authors' own wording, PMID 42106408).",
  "Pomegranate row: give the source of 'one trial drives much of the effect' (sensitivity analysis in the paper or Bioma's own check).",
  "Brown rice row: note only 6 trials with I2=97% and GRADE low/very low certainty.",
  "Oats row: note the funder (Standard Process) as done for psyllium and sparkling water, for consistency of COI disclosure.",
  "Greek yogurt note: add that the yogurt group lost more body fat than the pudding group, so 'no difference' refers only to total body mass.",
  "Chia: consider noting 39299649, whose conclusion claims a possible body-weight benefit, if Bioma's review judged and set it aside.",
  "Say which AI models were the two labelling readers and whether they were different models, since 'independent' is otherwise hard to assess.",
  "Because the first two reviews each found missed trials, consider adding a sentence that the 'never tested' list is the most fragile part of the analysis."
 ]
}