May support muscle growth and recovery after exercise.
Timing matters less than consistency. Pick a time that works for you and take it daily.
Varies by person. Give it at least 4-6 weeks before deciding if it works for you.
Most amino acids absorb better on an empty stomach since they don't compete with food proteins for absorption. 30 minutes before meals is ideal.
Click through to the studies bar for the evidence base.
See the dosing guide below.
Compare formats before buying.
Some ingredients build up over weeks. Others act fast.
The compound effect of consistent dosing.
Check the cautions section if you have a pre-existing condition.
Some ingredients you feel. Others just work in the background.
If you eat enough protein (0.8-1g per pound bodyweight), you probably get enough aminos. Supplementing specific ones only makes sense for targeted goals.
Usually fine. The main thing to watch is not doubling up on the same ingredient from different products. If you're on prescription meds, check with your pharmacist first.
Third-party testing (USP, NSF, or ConsumerLab). The specific form of the active ingredient. No unnecessary fillers. And a dose that actually matches what studies used.
People who've done their research and have a specific goal in mind. The evidence is good. Give it a proper trial (6-8 weeks minimum) before judging.
Most research uses 10.0g daily. Below 0.0g, you're probably wasting money. Above 288.0g, no extra benefit. The curve plateaus. Safe upper limit ~ 384.0g.
Leucine activates the mTOR pathway, a key regulator of protein synthesis. It also plays a role in regulating blood sugar levels and energy metabolism.
Leucine's role in muscle protein synthesis is well-established, but its effectiveness as a supplement depends on individual protein intake and exercise levels. It is generally recognized as safe, with potential benefits for active individuals.
Meat · Dairy · Eggs · Legumes
Leucine interacts with other supplements and meds. The analyzer flags interactions, dose mismatches, and timing collisions across your whole list.
FDA Disclaimer: These statements have not been evaluated by the Food and Drug Administration. This information is for educational purposes only and is not intended to diagnose, treat, cure, or prevent any disease. Consult your healthcare provider before starting any supplement regimen.