These free tools are built on the Sarmguide compound database. Each one shows what published studies found, links every value to its source and works without an account. None of them gives dosing instructions or tells anyone what to take.
Research tools
Pick the question you have. Each card says what the tool answers and shows the kind of line it gives back.
SARMs database
Answers Which compounds were tested in people, how far research got, and what studies found on suppression?
Output Ostarine · Phase 3 · 8 human studies · suppression: moderate (human data)
Compare
Answers How do two compounds differ, row by row, in the published studies?
Output Ostarine vs LGD-4033 · half-life ~14–24 h vs ~24–36 h · Phase 3 vs Phase 2
Stack checker
Answers In which areas (hormones, blood fats, liver, blood sugar, rodent cancer) do two or more compounds each have a reported concern?
Output RAD-140 + ostarine · Liver: concern reported for 2 of 2 · separate studies, not a measured interaction
PCT and bloodwork planner
Answers How fast does each compound's level fall, what did studies find on suppression, and which blood markers did they track?
Output RAD-140 · half-life ~45 h (measured in women with breast cancer) · ~3% left after 9.3 days · not a recovery or test date
Goal finder
Answers Where to start reading for one goal, with the best human evidence first?
Output Build muscle · compounds with human studies, ranked by evidence · animal-only compounds listed apart, unranked
Reference tables
Legal status by country
Answers What do regulators in each country say about SARMs?
Output Country · status · details · official source · date checked
WADA status
Answers Is a compound banned in sport, and in which section of the 2026 List?
Output Compound · status in sport · list section · source
Glossary
Answers What does a term like HPTA, SHBG or HPLC mean?
Output Term · one-line definition · longer explanation with a source
Charts
Answers How do the compounds compare at a glance?
Output Half-life, research stage, human studies, suppression and study doses as charts
Guides that explain the data
- Start here: what SARMs are, what the evidence shows, the risks and the law.
- SARMs side effects: every reported side effect by body system, with evidence levels.
- SARMs bloodwork: which blood tests the studies used and how to read them.
- How to read a lab test (COA): HPLC vs LC-MS, what purity means and the red flags.
- SARMs and drug tests: which tests look for SARMs and what detection studies found.
- Methodology: how we choose sources and score evidence.
How the tools work
The tools run on our server from the same data as the fact sheets, so a number is the same everywhere on the site. The compare, stack checker and PCT planner results end with a separate section headed “Where to buy (affiliate links)”: partner-shop listings for the compounds on the page, the same whatever the result shows. They are kept apart from the research and are not a recommendation; see our affiliate disclosure. Your choices are kept in the page address, so a comparison or a stack check can be bookmarked or shared. The tools do not ask for your name or health details. The only optional form is the email sign-up for research updates.