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Amino-9 Essentials Powder

NOW Sports
4.4
★ ★ ★ ★ ★
(1540 ratings)
Methionine
Phenylalanine 751 mg
Lysine 888 mg
Isoleucine 442 mg
Histidine 319 mg
Leucine 918 mg
Valine 518 mg
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Score79
The core formula provides a clearly defined role with practical strengths. Several individual amino acids are too light for focused performance use, and tryptophan competes with the larger neutral amino acids.
How scoring works
Quantity:330 Gram(s) • (59 servings)
Goals:
Hair Health

Score 79

The core formula provides a clearly defined role with practical strengths. Several individual amino acids are too light for focused performance use, and tryptophan competes with the larger neutral amino acids.
How scoring works
$26.60($0.45 per serving)
Daily Vita
$ 26.60
iHerb
$ 28.17
Pure Formulas
$ 27.75
Amazon
$ 26.60
Vitacost
$ 30.09
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Analysis

This essential amino acid blend provides a wide variety of aminos like lysine and methionine, which are fundamental to protein synthesis and tissue repair. Because it is unflavored, it can be added to any drink, though the natural taste of aminos can be quite earthy and may be an adjustment for some users.

The powder format allows you to adjust the dose to meet your personal needs. It contains no sugars or calories, making it a very clean source of protein building blocks. It is a solid choice for someone looking to fill gaps in their diet to support overall tissue integrity.

Who is it for
  • adults seeking broad structural amino-acid support in a low-cost powder
  • Adults who understand the formula’s focused role
  • Users comfortable with the stated limitations
Best for
  • Essential-amino-acid supplementation
  • Structural support for hair
  • Low-cost powder use

Pros

  • All essential amino acids are disclosed
  • Useful lysine and methionine amounts
  • Lean and cost-efficient formula

Cons

  • Leucine is below a full muscle trigger
  • Tryptophan is too low for targeted use
  • No vitamins or minerals for broader hair support

Warnings

  • People with phenylketonuria must avoid the phenylalanine in this blend
  • Anyone with maple syrup urine disease must avoid the branched-chain amino acids
  • People on a medically restricted protein diet should confirm suitability

Nutrient quality

86 Highest impact

Clearly identified essential amino acids create a coherent protein-support formula. Several individual amounts are useful within a blend but remain below targeted standalone servings.

Ingredient transparency

86 Highest impact

Every essential amino acid has an exact amount, and no proprietary blend hides the ratios. Full intake directions and the non-active ingredient list are not present in the supplied details.

Customer satisfaction

64 Moderate impact

The aggregate rating is positive, and the review volume provides solid confidence in it. No detailed feedback is supplied to assess recurring complaints or purpose-specific experiences.

Value for money

77 High impact

The broad essential-amino-acid profile provides useful structural support in one serving. Some low individual amounts keep category value from being exceptional.

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Goals

Hair Health
Hair Health
Impact
Highest effect
B Goal FitA- Strength of SupportC+ CoverageA Formula Quality
Methionine · 432 mgLysine · 888 mg

L-lysine and L-methionine provide meaningful structural amino acids for keratin and broader protein synthesis. The essential-amino-acid blend is focused, transparent, and directly relevant to hair's protein structure.

The product does not address iron, zinc, vitamin D, biotin, hormonal pathways, or scalp circulation. Its strength is deep structural support rather than comprehensive hair coverage.

Study evidence
Lysine Supportive 1 study

Ingredients

IngredientAmount per serving
Calories
20 Calorie(s)
L-Leucine
918 mg
L-Lysine (L-Lysine Monohydrochloride)
 888 mg
L-Phenylalanine
751 mg
L-Valine
518 mg
L-Threonine
466 mg
L-Isoleucine
442 mg
L-Methionine
432 mg
L-Histidine (L-Histidine Monohydrochoride)
 319 mg
L-Tryptophan
117 mg
Gluten Free Adults 18–50 Kosher Dairy Free
Report overview
Methionine · 432 mg OverallScore89
A- Active Ingredient Quality & BioavailabilityA+ Dose, Safety & Label TransparencyB- Value

The powder provides a potent, clearly disclosed amount of the natural L-isomer. Its essential-amino-acid blend supports broader protein synthesis, although no premium methionine grade is named. The serving cost is close to the collection norm, creating solid value for the delivered potency.

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Phenylalanine · 751 mg OverallScore75
C+ Active Ingredient Quality & BioavailabilityA- Dose, Safety & Label TransparencyB- Value

The product supplies a clearly identified L-form at a substantial 751 mg per serving. However, leucine, isoleucine, valine, and other essential amino acids may compete with phenylalanine for transport relevant to brain-focused use. Its active-amount value is reasonable, while the provided label details do not show a PKU warning.

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Lysine (L-Lysine Monohydrochloride) · 888 mg OverallScore72
B- Active Ingredient Quality & BioavailabilityA Dose, Safety & Label TransparencyF Value

The hydrochloride form provides a stable, well-absorbed source of isolated L-lysine. The 888 mg amount is clinically aligned, while the serving format is only moderately convenient and no targeted artificial additives are listed. Lysine-specific cost efficiency is relatively expensive despite the focused amino acid blend.

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Loading alternative details
85 Performance

Aminogex Ultra Miami Vice

VMI Sports
Much larger disclosed amounts of leucine, isoleucine, valine, lysine, and threonine provide greater amino-acid depth. The separate EAA blend is not fully broken down, which prevents a complete dose comparison.
82 Performance

Amino Complex Berry Flavored

Thorne
A larger leucine-led essential-amino-acid profile provides stronger branched-chain dosing and broad structural coverage. Tryptophan and methionine remain light, so the improvement is concentrated in the main BCAAs.
74 Performance

MacroMeal Ultimate Vanilla Protein Powder

MacroLife Naturals
A substantial complete-protein serving supplies a broad amino-acid profile rather than isolated low-dose additions. It also adds calories and many nutrients, making it less focused than a dedicated essential-amino-acid powder.
58 Budget

Daily Amino Acid

21st Century
The very low serving cost makes this a more economical way to obtain a disclosed mix of essential amino acids. The amino-acid amounts are much smaller, so the savings come with a substantial dosing trade-off.
62 Budget

Essential Aminos

Pure Encapsulations
The lower serving cost and complete set of essential amino acids make it a cheaper like-for-like option. Its leucine, lysine, and isoleucine amounts are well below the original, which limits its practical depth.
76 Budget

BCAA 3200 mg

Best Naturals
The lower serving cost buys a clearly disclosed 2:1:1 blend with more leucine, isoleucine, and valine than the original. It omits the other essential amino acids, so it fits users focused on branched-chain amino acids rather than full coverage.
82 Value

Branched-Chain Amino Acids

Lake Avenue Nutrition
The formula delivers substantially more leucine, isoleucine, and valine at a lower serving cost. Its narrow three-amino-acid profile sacrifices the original product’s broader essential-amino-acid coverage.
79 Value

Mega-Size BCAA 1000 Caps

Optimum Nutrition
A low serving cost and clear 2:1:1 BCAA dosing provide strong value for targeted branched-chain support. The total dose and coverage are narrower than the original full essential-amino-acid blend.
70 Value

BCAA Plus Branched Chain Amino Acids

Solgar
The serving cost is comparable while the formula adds vitamin B6 to a clearly disclosed BCAA blend. It provides less leucine and omits several essential amino acids, so the value is strongest for users who prefer capsules and a narrower formula.
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Sources

Published studies used for the product analysis and the top-ranked studies for each ingredient and goal.

  1. Causes of hair loss and the developments in hair rejuvenation.
    Rushton DH; Norris MJ; Dover R; Busuttil N · International journal of cosmetic science · 2010
    Narrative reviewHair Health forLysine