Comparison
Creatine Monohydrate vs EGCG
Side-by-side of Creatine Monohydrate and EGCG. Every row below is pulled from the compound schema and will update as our data grows. For deeper reads, follow through to each compound page.
Creatine Monohydrate
Creatine monohydrate supplement guide: 3-5 g/day raises phosphocreatine stores, lifts anaerobic output 5-15%, supports lean mass and cognition under sleep loss.
EGCG
EGCG supplement guide: 300-600 mg/day green tea catechin for fat loss and cardiovascular markers. Hepatotoxicity risk above 800 mg/day fasted.
Effects at a glance
Creatine Monohydrate
- •Increases anaerobic strength and power output by ~5 to 15% across multiple training studies
- •Adds ~1 to 2 kg of lean body mass over 4 to 12 weeks, partly intracellular water and partly true tissue gain
- •Improves 1-rep max on bench and squat by ~5 to 10% versus placebo in resistance-trained adults
- •Cognitive benefit appears mainly under sleep deprivation or high mental load, less so in well-rested individuals
- •Saturation reached in ~28 days at 3 to 5 g/day, or ~5 to 7 days with a 20 g/day loading phase
- •No evidence of renal harm in healthy adults across long-term studies; caution in pre-existing severe renal disease
EGCG
- •Modest fat loss (~1.3 kg over 12 weeks) when combined with caffeine and caloric deficit
- •Small reductions in LDL cholesterol (3-6 mg/dL) and systolic blood pressure (2-3 mmHg)
- •EFSA flags hepatotoxicity risk above 800 mg/day, particularly when taken fasted
- •Bioavailability is 0.1-1.0%; gut microbiome variation drives population-variable response
- •Green tea extract typically combines EGCG with caffeine and L-theanine for additive effects
- •Reduces non-heme iron absorption when co-administered with meals
Side-by-side
| Attribute | Creatine Monohydrate | EGCG |
|---|---|---|
| Category | supplement | natural |
| Also known as | creatine | epigallocatechin gallate, green tea extract |
| Half-life (hr) ↗ | 3 | 3 |
| Typical dose (mg) ↗ | 5000 | 400 |
| Dosing frequency | daily | 1 to 2 times daily with food |
| Routes | oral | oral |
| Onset (hr) | 168 | 1.5 |
| Peak (hr) | - | 2 |
| Molecular weight | 149.15 | 458.37 |
| Molecular formula | C4H9N3O2 | C22H18O11 |
| Mechanism | Donates a phosphate group to ADP via creatine kinase, regenerating ATP during high-intensity, short-duration efforts. | Inhibits catechol-O-methyltransferase (COMT) to prolong norepinephrine signaling; activates AMPK; scavenges reactive oxygen species via gallate ester; modulates gut microbiome and pancreatic lipase activity. |
| Legal status | Dietary supplement (most jurisdictions) | Dietary supplement; warning labels required above 800 mg/day in some EU jurisdictions |
| WADA status | allowed | allowed |
| DEA / Rx | OTC supplement | Not scheduled |
| Pregnancy | Insufficient data | Avoid high-dose extracts; moderate green tea consumption appears acceptable |
| CAS | 57-00-1 | 989-51-5 |
| PubChem CID | 586 | 65064 |
| Wikidata | Q408389 | Q307091 |
Safety profile
Creatine Monohydrate
Common side effects
- water retention
- mild GI upset at loading doses
- weight gain (2 to 4 lb from intracellular water)
Contraindications
- severe renal impairment
Interactions
- caffeine (high-dose acute): mixed data on ergogenic interference; chronic use appears compatible(minor)
- nephrotoxic drugs (NSAIDs, cyclosporine): theoretical additive renal strain in at-risk patients(moderate)
EGCG
Common side effects
- nausea
- abdominal discomfort
- diarrhea
- jitteriness (with caffeine)
- sleep disruption (with caffeine)
Contraindications
- pregnancy at high-dose extracts
- active liver disease
- iron deficiency anemia (separate dosing)
Interactions
- iron supplements: reduces non-heme iron absorption; separate by 2 to 3 hours(moderate)
- anticoagulants: additive effects at high catechin doses(minor)
- beta-blockers (nadolol): reduced absorption when taken simultaneously(moderate)
- hepatotoxic supplements (high-dose niacin, kava): theoretical additive hepatotoxicity at high EGCG doses(moderate)
- stimulants and caffeine: additive thermogenic and cardiovascular effects(minor)
Which Should You Take?
Creatine Monohydrate comes out ahead for most readers on the criteria we weight: 3 catalogued goals, OTC dietary supplement, oral dosing, with a Tier-A outcome catalogued. EGCG is the right call when one of the conditionals below applies.
- → If your priority is strength or hypertrophy, pick Creatine Monohydrate.
- → If your priority is focus or working memory, pick Creatine Monohydrate.
- → If your priority is metabolic health and glucose control, pick EGCG.
- → If your priority is healthspan extension, pick EGCG.
Default choice: Creatine Monohydrate. Lower friction to source, a Tier-A evidence outcome catalogued, and broader goal coverage. Reach for EGCG only if your priority sits squarely in the goals it owns above.
This verdict is generated from each compound's schema (goals, legal status, evidence outcomes, dosing route). It updates automatically as our compound data evolves; the deeper read sits on each individual compound page.
Common questions
What is the difference between Creatine Monohydrate and EGCG?
Creatine Monohydrate and EGCG differ in category (supplement vs natural), mechanism, and typical dosing. See the side-by-side table for full details.
Which has a longer half-life, Creatine Monohydrate or EGCG?
Creatine Monohydrate half-life is 3 hours; EGCG half-life is 3 hours.
Can you stack Creatine Monohydrate with EGCG?
Stack compatibility depends on mechanism overlap, legal status, and individual response. Check each compound page for specific interactions and contraindications before combining.
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