Pet betta (Betta splendens) — diet & nutrition — representative studies (Europe PMC)
Source: Europe PMC REST search, query "(betta OR Betta splendens OR Siamese fighting fish) AND (diet OR nutrition OR feeding OR husbandry)", 4439 hits (2026-07-22). 6 representative studies below (filtered for species + nutrition relevance).
- PMID 40243806 — *[Paraphrased derived summary — non-Open-Access source.]* A 2025 study evaluated a hydroalcoholic pitaya (Hylocereus guatemalensis) bark extract incorporated into the diet of male blue Betta splendens and its effects on fish pigmentation; the excerpt is cut off before the pigment results.
- PMID 37915084 — Acute toxicity of ammonia and nitrite to Siamese fighting fish (Betta splendens). (BMC zoology, 2023). Abstract (opening): The acute toxicity and sublethal effects of ammonia and nitrite on the air-beathing Siamese fighting fish, betta (Betta splendens) was studied for 96 h. The LC50 (50% Lethal Concen *[CC BY — Open Access, verbatim with attribution.]*
Note: study selection and synthesis are left to the API consumer; this topic only surfaces primary sources with verbatim abstract openings.
Source text: pdf-raw/evidence/europepmc_evidence_exotic_betta_nutrition_2026-07-22.txt (Europe PMC REST + PubMed efetch, 2026-07-22).
License & attribution
Mixed licensing per COPYRIGHT_POLICY §3: Open Access (CC BY / CC BY-NC / CC BY-NC-ND) studies are reproduced verbatim with attribution under their specific CC license; non-Open-Access studies are paraphrased as derived fact summaries (numbers and proper nouns preserved, sentences rewritten). Original records:
- https://pubmed.ncbi.nlm.nih.gov/40243806/
- https://pubmed.ncbi.nlm.nih.gov/37915084/
Cleaning removal log (2026-08-05, codebuddy)
PMID 41742729 — Ray-finned-fish bco1l vitamin-A genetics — not Betta splendens PMID 41424203 — Betta albimarginata (different Betta species) — not Betta splendens PMID 39553242 — Fish-meal substitution in aquafeed (aquaculture production) — not Betta splendens PMID 41386685 — Clarias gariepinus (catfish) parasite — different species, not Betta