Phosphatidic Acid
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Phosphatidic Acid. Phospholipid activator of mTORC1 marketed for hypertrophy.
How it works. Direct allosteric activator of mTORC1; enhances translation of muscle proteins.
What the research supports. 1 graded claims. Strongest: Modest hypertrophy benefit in trained men (limited).
How much to take. Typical dose: 750 mg pre-workout.
Side effects and interactions. 1 medication interaction listed. Serious: Discontinue and seek medical advice if symptoms are severe, persistent, or include difficulty breathing.
Stacking. Pairs well with Creatine monohydrate, Whey or EAAs.
Common forms. Available as Capsule or softgel, Powder, Sublingual or buccal, Liposomal liquid.
Key studies. 8 studies cited. The strongest are listed with links to PubMed.
Community. Experiences from people who have tried Phosphatidic Acid. Anecdotes are not medical advice.
Phosphatidic Acid. Phospholipid activator of mTORC1 marketed for hypertrophy.
What it is
Phospholipid activator of mTORC1 marketed for hypertrophy.
Food sources
Goals
How it works
Direct allosteric activator of mTORC1; enhances translation of muscle proteins.
Pathways
- Direct allosteric activator of mTORC1
- enhances translation of muscle proteins
Effects
- +Modest hypertrophy benefit in trained men supports
What the research supports
Strong: consistent results across large trials or meta-analyses. Moderate: several trials, mostly positive. Limited: small or mixed studies. Preclinical: animal or cell research only.
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Side effects & interactions
Common side effects
- Phosphatidic Acid is generally well-tolerated at evidence-based doses
- Mild GI discomfort (nausea, loose stools, or bloating) possible at higher intakes
- Headache or transient fatigue reported by a small fraction of users
Serious
- Discontinue and seek medical advice if symptoms are severe, persistent, or include difficulty breathing
Medication interactions
Always disclose Phosphatidic Acid use to your prescriber — additive, antagonistic, or pharmacokinetic interactions are possible.
Check any supplement–medication combination with your pharmacist before starting.
Combines with
Pairs well
- Creatine monohydrateFoundational support for strength, power, and lean mass.
- Whey or EAAsProvides amino acid substrate for muscle protein synthesis.
Common forms
- Capsule or softgel
- Powder
- Sublingual or buccal
- Liposomal liquid
Key studies
8 studies cited in total.
Opens current human and preclinical literature matching Phosphatidic Acid and "Modest hypertrophy benefit in trained men". Filter by RCT, meta-analysis, or year on the results page.
Opens current human and preclinical literature matching Phosphatidic Acid and "randomized controlled trial". Filter by RCT, meta-analysis, or year on the results page.
Opens current human and preclinical literature matching Phosphatidic Acid and "meta-analysis". Filter by RCT, meta-analysis, or year on the results page.
Discussion
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