The supplement stack should shrink, not grow. Keep only maintenance D3/K2 and modest fish oil by default; use probiotics, B12/B-complex, magnesium, zinc, psyllium, or iron only when a named symptom/lab branch justifies them. Do not add several items at once, and do not use supplements to blur live stool-blood, cardiovascular, or endocrine decisions.
No escalation. D is sufficient; K2 is not proven valve/CAC treatment; standard-dose omega-3 appears low bleeding-risk.
Conditional
One multi-strain probiotic; S. boulardii; CBM588
Symptom tools only. Multi-strain data are broader but low-certainty; S. boulardii mainly earns its place for diarrhea-type benefit; CBM588 is targeted SUDD/butyrate trial only if exact strain sourcing is confirmed.
Conditional
B12 or active B-complex
Fits the B12/homocysteine branch, not generic energy. Avoid chronic high-dose B6; neuropathy is the key toxicity signal.
Conditional
Magnesium
Consider for constipation tendency, sleep/muscle symptoms, or measured low-normal magnesium. Practical range: 200-300 mg elemental/day, preferably glycinate/citrate/malate over oxide. Avoid dose creep if stools loosen.
Conditional
Zinc
Skin/epithelial-repair trial only if diet/intake or skin activity justifies it. Practical range: 15-25 mg elemental/day; add 1-2 mg copper if used long term.
Conditional / lower priority when stool is already good
Psyllium
Clean fiber add-on when stool regularity or travel fiber consistency is the target. LDL/ApoB lowering is a secondary bonus. Do not start it just for bloating/pain when stool firmness is already good.
Defer
Oral iron
Follow Iron, B12 & Malabsorption; do not use iron to obscure unresolved source-of-loss questions. Keep iron away from fiber/tea/coffee/calcium when used.
Vague upside with avoidable liver/interaction/noise. Quercetin is low-priority clutter unless deliberately testing a skin-focused add-on.
Omega-3 specifics:
current roughly 600 mg/day EPA+DHA is acceptable maintenance
escalation toward 1.5-2 g/day is optional and currently low-yield
avoid self-directed 3-4 g/day or high-dose purified EPA strategies in a prior diverticular-bleed profile unless a specialist gives a specific reason
standard supplemental doses appear low bleeding-risk; higher bleeding signal is concentrated in very-high-dose purified EPA
fish oil vs krill oil matters less than total EPA+DHA delivered and tolerance
What to do now
Keep fish oil and D3/K2 steady. Do not escalate either to chase Lp(a), valve disease, CAC, bloating, or generic inflammation.
Stop/avoid turmeric+piperine and broad “anti-inflammatory” botanical stacking during the clean experiment.
If stable, trial stopping daily S. boulardii for 2-4 weeks while keeping the base multi-strain product unchanged; keep only what the logs justify.
Do not start psyllium just to chase bloating/pain while stool firmness is consistently good. Keep it as a later low-dose trial only if the explicit target is fiber consistency, travel backup, stool regularity, or modest LDL/ApoB hygiene.
Psyllium protocol if used:
plain husk powder/capsules, not stimulant-laxative blends or sugar-heavy mixes
start 2-3 g/day for 3-4 days, then 5 g/day if tolerated
only move toward 7-10 g/day if stool/bloating logs improve and gas/distension do not rise
mix each dose with at least 240 mL water and drink promptly; never take dry powder
separate from prescription medicines and key supplements by about 2-3 hours; be stricter around iron, thyroid meds if ever used, digoxin/salicylates/nitrofurantoin, and minerals
stop/do not start during acute severe abdominal pain, vomiting, suspected obstruction, difficulty swallowing, unexplained worsening pain, or new visible bleeding
Add B12/B-complex, magnesium, zinc, or iron only when the relevant owner topic says the trigger is present. Add one thing at a time so the logs stay interpretable.
What not to do
Do not add several items at once. The logs become unreadable.
Do not treat supplements as a workaround for unresolved stool blood, iron drift, severe Lp(a), BP, smoking, or imaging decisions.
Do not frame K2 as proven Lp(a)-valve/CAC protection.
Do not frame omega-3 escalation as Lp(a) therapy.
Do not treat probiotics, CBM588, psyllium, or S. boulardii as bleeding prevention.
Do not use oral iron unless the iron/stool-blood branch justifies it, and do not interpret a ferritin bump as proof bleeding stopped.
Do not use chronic high-dose B6 casually.
Do not use broad commercial microbiome testing as a supplement selector.
Do not use psyllium during new visible bleeding or obstructive/severe abdominal symptoms; those are clinician branches.
Turmeric safety: NCCIH turmeric page; LiverTox turmeric monograph, updated 2025-06-16, treating turmeric as a rare but documented cause of clinically apparent liver injury, especially high-bioavailability/piperine formulations.
AGA acute diverticulitis guidance: fiber-rich diet or supplementation; avoid nonaspirin NSAIDs when possible.
AGA/ACG chronic idiopathic constipation guideline, 2023: fiber supplementation conditional; psyllium has the clearest fiber-supplement evidence; hydration and flatulence caveat.
FDA 21 CFR 101.81: 7 g/day soluble fiber from psyllium husk may be used in CHD-risk health claims when part of a low saturated-fat/cholesterol diet.
MedlinePlus psyllium page, revised 2024-06-20: 240 mL fluid per dose, inhalation/allergy and medication-timing cautions.
This is now the supplement hub. Omega-3, vitamin D/K2, B12, iron, probiotic, CBM588, and psyllium decisions should be read here or in the linked clinical owner.