Observed price-per-mg spread from bulk capsule value to lab-grade micro-study supply.
2026 Research Guide
Best Places to Buy
SLU-PP-332 and SLU-PP-915
Compare trusted vendors for SLU-PP-332 and SLU-PP-915 using a single research dashboard built around purity, documentation, pricing, format options, and shipping reliability.
Coverage
Regional shipping clarity
Quick visual reference for sellers serving core US and EU buyer routes.
Top Vendors
Capsules / Powder
Sigma Aldrich
Institutional lab supplier with strong analytical standards and global scientific credibility.
Liquid Drops
ExerciseMimic
Best liquid-focused option with flexible drop strengths and strong documentation depth.
COA, HPLC, NMR, and 3rd-party tests surface immediately.
Rankings
Vendor leaderboard
Preserved sort and filter behavior, refreshed with updated vendor research and product metadata.
28
active vendors
Filter
Methodology
How the SLUPPIE Score Works
Each vendor is scored across 7 categories, weighted by their importance to safe and informed purchasing. Maximum score: 100.
20
Price Efficiency
Price per mg normalised across all vendors. Lowest effective cost scores highest, with small penalties for hidden fees.
20
Purity Verification
COA (+5), batch-specific COA (+4), HPLC (+4), NMR (+4), third-party tested (+3). Full stack = 20/20.
15
Transparency
Real company identity, clear purity claims, disclosed testing method, lot traceability, and visible contact/support information.
15
Brand Trust
Professional storefront, consistent product data, visible policy pages, community reputation, and absence of red flags.
10
Delivery & Logistics
EU and US shipping coverage, stated delivery times, packaging clarity, and order reliability.
10
Product Range
Availability of SLU-PP-332 across multiple formats, packaging strengths, and order sizes suitable for different research workflows.
10
UX & Professionalism
Clean product pages, lab document accessibility, simple checkout flow, and no broken or suspicious UI elements.
Elite 90–100
Excellent 80–89
Good 70–79
Average 60–69
Weak <60
Signal
Minimal dashboard UX
High-density cards, soft contrast, and clean data hierarchy.
Workflow
Fast shortlist creation
Tabs and filters stay pinned near the leaderboard for repeated comparisons.