SKU: 88654884122

NutraBio | L-Tyrosine | 300 Servings

Sale price$13.49 Regular price$14.99
Save 10%

Pay in installments of $3.75 with ShopPay, AfterPay and Klarna

Shipping Estimate
USA
  • USA
  • CAN

Ships within 48 hours · Estimated delivery Jul 30 - Aug 4

Promo Codes Available:

For Your Every Summer RSVP, with Code: SUMMER15

Description

NutraBio | L-Tyrosine | 300 ServingsStraight L Tyrosine. Easy 500mg scoops. No junk added. NutraBio L Tyrosine Powder keeps it simple: want to control your tyrosine intake without stimulants, fillers, hidden blends, or random add ons? This isn't some hyped pre workoutit's pure L Tyrosine powder at 500mg per scoop, easy to dose and stack with caffeine, pre workouts, nootropics, or solo. L Tyrosine is a non essential amino acidmeaning your body can make itthat turns into key brain

Straight L-Tyrosine. Easy 500mg scoops. No junk added.

NutraBio L-Tyrosine Powder keeps it simple: want to control your tyrosine intake without stimulants, fillers, hidden blends, or random add-ons? This isn't some hyped pre-workout—it's pure L-Tyrosine powder at 500mg per scoop, easy to dose and stack with caffeine, pre-workouts, nootropics, or solo.

L-Tyrosine is a non-essential amino acid—meaning your body can make it—that turns into key brain chemicals like dopamine and norepinephrine. Basically, it gives your body the building blocks for staying alert, handling stress, and staying on task. You won't feel a quick energy buzz like from stimulants. Instead, you'll notice steadier focus when stress, lack of sleep, workout fatigue, or long mental tasks usually drag you down. It works by feeding into L-DOPA and dopamine production, which is why it's common in focus and high-performance pre-workouts.

Research on this is solid but depends on the situation. In healthy folks, 2g has helped with decisions under mental pressure and calmed stress responses in controlled studies. Bigger doses like 10g have improved body temp control and blood vessel responses in cold for older people. But not every study wins: 150 mg/kg didn't boost cycling endurance, mood, or how hard it felt for trained riders. Let's be real—tyrosine isn't a magic boost for everything. It's great for focus and stress, not a surefire endurance aid.

At 500mg per scoop, it's a good starting point. The powder lets you adjust up if needed, and with 300 servings, it's a solid value for stacking or daily use.

NutraBio L-Tyrosine by NutraBio contains 500mg L-Tyrosine, a clinical dose for muscle recovery and growth.

Key Highlights

  • 500mg L-Tyrosine per scoop lets you dial in your dose exactly—no fixed servings locking you in. That's handy since you might want less for stacking or more for tough mental days, maybe with caffeine.
  • All one ingredient means no hidden blends or hype. You see exactly what's in it, which is rare in a world of skimpy nootropic mixes.
  • L-Tyrosine builds into brain chemicals like dopamine and norepinephrine. In everyday terms, it's about sharper focus, better task sticking, and handling stress mentally, not a big energy kick.
  • Powder form beats capsules for flexibility. One scoop for 500mg, two for 1g, or tweak it if your pre-workout already has some tyrosine to avoid overdoing it.
  • Studies on tyrosine vary by situation, and this product keeps it real without overpromising. It shines for mental load and stress, but endurance results are hit or miss—that's why a pure standalone like this fits targeted use.
  • 2g L-Tyrosine can help with choices and stress signs under brain strain in healthy people. One 500mg scoop is lighter, but powder makes ramping up simple when it makes sense.
  • Big doses like 10g have been tested for staying warm in cold for older folks. Not everyone needs that much, but it shows tyrosine gets real study beyond tiny amounts in blends.
  • No flavors, sweeteners, or fillers means it mixes clean with coffee, nootropics, pre-workouts, or intra drinks. No clashing tastes or extras messing up your setup.

NutraBio L-Tyrosine by NutraBio contains 500mg L-Tyrosine, a clinical dose for muscle recovery and growth.

Who Is This For?

  • Students and desk jockeys with long brain-draining hours who want a simple focus add to coffee or solo. L-Tyrosine backs dopamine and norepinephrine paths, ideal for stressful studying, talks, deadlines, and tiring mental days.
  • Pre-workout customizers who hate locked nootropic blends. This gives 500mg standalone L-Tyrosine per scoop to boost focus in pump, stim, or basic caffeine setups without extras you skip.
  • Early risers hitting the gym before fully awake. Not a stim, but mixes with caffeine for a sharper training mindset, no sugars, flavors, or bonus ingredients.
  • Shift workers and stressed pros needing mental steady under tiredness. As a precursor for those brain chems, it's spot-on when stress and sleep mess with sharpness.
  • Simple-supplement fans picking single ingredients over mystery mixes. Exact dosing, clear labels, and tweaks by weight, timing, or stack make it user-friendly.
  • Athletes on caffeine wanting smarter focus. Caffeine ups those chems, tyrosine supplies them—clean add for sustained performance over more stims.

How to Use

Begin with 1 scoop for 500mg L-Tyrosine to see how you feel. If you're used to it or want more, 2 scoops hit 1g with stack room. Take 30-60 minutes before workouts, studying, long drives, or brain-heavy stuff where focus slips under pressure. Mix in water, coffee, tea, or unflavored pre-stack; shaker's best, but stirring works for small amounts. Skip big meals nearby for smoother absorb and timing. Stim-free, so it goes great with caffeine, nootropics, or pump pres needing focus. No forced cycles since it doesn't build up like creatine or beta-alanine. Keep it sealed, cool, dry, and scoop clean for easy flow. If on thyroid meds, MAO inhibitors, or dealing with neuro/psych stuff, talk to your doc first.

What to Expect

First 0-10 minutes? Usually nothing big, especially in water—no rush here. By 20-45 minutes, you might feel a clean mental readiness, more so with caffeine or before tough tasks. Peak is subtle: less brain fog, better sticking to tasks, composed focus without hype. Over 60-120 minutes of work or training, it's about consistent concentration, not ups and downs. Days 1-7: figure your dose and best stack, since it varies person to person. Weeks 2-4: no buildup like creatine, but you'll nail where it fits—pre-gym, with coffee, or for stress days.

Key Ingredients

  • L-Tyrosine — 500mg — Supports cleaner focus under stress and mental demand

NutraBio L-Tyrosine by NutraBio contains 500mg L-Tyrosine, a clinical dose for muscle recovery and growth.

Frequently Asked Questions

How much L-Tyrosine is in each serving?

Each scoop provides 500mg of pure L-Tyrosine. Because this is a standalone powder, you can also use 2 scoops for a 1g serving if that better fits your routine.

Is NutraBio L-Tyrosine Powder stimulant-free?

Yes. This product contains L-Tyrosine only and no caffeine or other stimulants. It is often stacked with caffeine, but the powder itself is completely stim-free.

What does L-Tyrosine actually do?

L-Tyrosine is a precursor to catecholamine neurotransmitters such as dopamine and norepinephrine. That makes it most relevant for focus, mental performance under stress, and cleaner task engagement rather than for a dramatic energy rush.

Is 500mg a high dose of L-Tyrosine?

500mg is a conservative, flexible starting dose rather than an aggressive research-level dose. Some human studies use gram-level intakes, which is why the powder format is valuable: you can customize your serving instead of being locked into a fixed capsule amount.

When should I take this product?

Most users take it 30 to 60 minutes before training, studying, or other mentally demanding tasks. It also works well added to coffee or a pre-workout if you want to combine tyrosine with caffeine.

Can I stack this with coffee or a pre-workout?

Yes, and that is one of the best use cases for a standalone tyrosine powder. Caffeine increases catecholamine activity, while L-Tyrosine provides precursor support for catecholamine synthesis, making the stack mechanically logical for focus.

Does this product contain any fillers, sweeteners, or flavors?

No. The product is listed as containing absolutely no inactive ingredients. That makes it especially useful for users who want a clean stack without flavor conflicts or unnecessary excipients.

Will I feel this immediately like caffeine?

Usually not in the same way. L-Tyrosine tends to feel subtler and cleaner, often showing up as better mental steadiness or less cognitive drag rather than a noticeable stimulant hit.

Do I need to cycle L-Tyrosine?

There is no standard requirement to cycle standalone L-Tyrosine. It does not rely on saturation like creatine or beta-alanine, so most users simply take it when they want targeted support.

Who should be cautious with L-Tyrosine?

Anyone pregnant or nursing, under 18, taking MAO inhibitors, managing thyroid conditions, or under care for neurological or psychiatric conditions should speak with a healthcare professional first. Because tyrosine interacts with important neurotransmitter and thyroid-related pathways, medical context matters.

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 88654884122

Discover Niche Categories That Outsell

Top-Converting Item to Boost Your Average Order

4.8 ★★★★★
Based on 30 reviews
Sort
Highest Rating
Newest First
Oldest First
Product Reviews
N
Verified Purchase
Natascha
Grantham, US
★★★★★ 4
My Very First Juicer!
This was one of the worst buys ever! I couldn't have not bought a worse machine. The best this about it was that it has very few parts that are very easy to assemble, disassemble, and clean. Everything that could go wrong went wrong. I'm already looking for a new better one. I can't tell you how many times the top popped off well in the process of juicing or God forbid, if you just tapped it a tiny bit. Very annoying! It kept falling inside my freshly juiced juice. SMH. I'm giving it away to someone I don't like.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on November 15, 2023
M
Verified Purchase
M. Graham
San Leandro, US
★★★★★ 5
Quick and easy process
Assurian protection plans are worth it. Simplified process to get it handled. When my portable blender broke, I followed the process and they sent me an electronic gift card and that was very easy to redeem good customer service. I’ve also taken it on other items, but I haven’t had to use those yet.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 13, 2026
C
Verified Purchase
Carol PA
Cuba, US
★★★★★ 5
protection plan is easy.
The protection plan worked on my coffee pot. It was just over 14 months and started to leak. I first called amazon and they sent me a link to the protection plan. It was very easy to use. I received a Amazon gift card instead of a replacement. The price of the coffee pot had increased so you will receive the lower option. I did receive the total cost of the pot at the time I purchased it.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 18, 2026
S
Verified Purchase
Sharon Dresden
Cuba, US
★★★★★ 5
Quality
Color: Silver
Exactly what I need and has great quality. Easy to assemble and clean. Perfect size on counter.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on June 2, 2026
M
Verified Purchase
Maria Maddaloni
Dallas, US
★★★★★ 5
Easy Juicer for Fresh Juice at Home
Color: Silver, Color: Silver
I love it !! It’s easy to use , easy to clean and works really well . It is perfect for making my fresh juices at home .
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 29, 2026

recommand products