Daily Free Amino Acids with Magnesium & L-Carnitine®
Amino Acids & ProteinBrand: Nature's Sunshine
Net Contents
60 Tablet(s)
Serving Size
2 Tablet(s)
Servings Per Container
30
Supplement Form
Tablet or Pill
Bar Code (UPC/SKU)
0 99904 03664 2
Product Version
Stock No. 3664
Label Analysis
Objective insights generated automatically from the official DSLD label — a quick, factual read of how this product is formulated and disclosed.
20 distinct active ingredients are disclosed in Supplement Facts.
Every active ingredient discloses a specific amount per serving.
1 ingredients report an established %DV per serving.
This analysis is generated algorithmically from label data for educational reference only. It is not a product endorsement, ranking, or medical advice.
Supplement Facts
Serving Size: 2 Tablet(s) · 3 per day
| Ingredient | Amount Per Serving | % Daily Value |
|---|---|---|
| Magnesium(Magnesium Aspartate, Magnesium Oxide) | 106 mg | 25% |
| L-Glutamine | 140 mg | — |
| L-Carnitine | 100 mg | — |
| L-Leucine | 100 mg | — |
| L-Lysine | 90 mg | — |
| L-Aspartic Acid | 88 mg | — |
| L-Valine | 70 mg | — |
| L-Isoleucine | 56 mg | — |
| L-Phenylalanine | 56 mg | — |
| L-Threonine | 56 mg | — |
| L-Proline | 45 mg | — |
| L-Alanine | 44 mg | — |
| L-Serine | 41 mg | — |
| L-Tyrosine | 30 mg | — |
| L-Methionine | 29 mg | — |
| L-Arginine | 22 mg | — |
| L-Cysteine | 21 mg | — |
| Glycine | 16 mg | — |
| L-Histidine | 16 mg | — |
| L-Tryptophan | 14 mg | — |
Not Present
Amino Acid Profile
19 amino acids detected on the label, including 9 essential and 3 branched-chain (BCAA). Bars show the disclosed amount per serving; total mapped amino acids ≈ 1.03 g.
Other Ingredients
Target Groups
Label Claims
Directions & Suggested Use
Suggested/Recommended/Usage/Directions
Recommendation Take two tablets with a meal three times daily in addition to your daily multiple vitamin and mineral supplement.
Warnings & Precautions
Precautions re: Allergies
Attention Phenylketonurics: Contains Phenylalanine.
Precautions re: All Other
This bottle was sealed for your protection. Do not use if inner seal is missing or damaged.
Formulation
Formulation re: Other
Guaranteed pure Structural system support
Formulation re: Other
Free Amino Acids is designed for individuals involved in strength and endurance training.
Formula re: Contains
L-Carnitine helps transport fats into the mitochondria to be burned for energy. Magnesium helps to activate enzymes necessary for carbohydrate and amino acid metabolism.
Formulation re: Other
Nature's Sunshine uses natural source materials that are subject to color variation.
Formulation re: Other
Product of U.S.A.
FDA Statements
FDA Disclaimer Statement
These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.
FDA Statement of Identity
Dietary Supplement
Other Label Statements
General Statements: All Other Content
010036640919
General Statements: All Other Content
Herb Specialists Since 1972 Nature's Sunshine Quality, Service, Integrity
Manufacturer & Distributor
Manufacturer
Nature's Sunshine Products, Inc.
Spanish Fork, UT, 84660
1-800-223-8225
Market Reference
Nature's Sunshine L-Carnitine 30 Capsules
Nature's Sunshine Products$32.60LowestNature's Sunshine Free Amino Acids 60 Tablets | Helps Develop Build and Maintain Muscle Tissue While Supporting Muscle Strength and Endurance
GoSupps.com5.0(8)$79.99Magnesium 180 Tablets Nature's Sunshine
GoSupps.com$54.99
Where to Buy Locally
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The Vitamin Shoppe
4.3 (169)Vitamin & supplements store
1701 Chestnut St, Philadelphia, PA 19103
GNC
4.5 (72)Vitamin & supplements store
1100 S Christopher Columbus Blvd Ste 15, Philadelphia, PA 19147
Cross nutrition
4.0 (4)Health food store
1347 Passyunk Ave, Philadelphia, PA 19147
AlchemLife
5.0 (3)Vitamin & supplements store
1628 John F Kennedy Blvd 6th Floor, Suite 610, Philadelphia, PA 19103
Penn Herb Company, Ltd. 2nd & Spring Garden
4.6 (657)Vitamin & supplements store
601 N 2nd St, Philadelphia, PA 19123
GNC
3.3 (70)Vitamin & supplements store
1625 Chestnut St Space 214, Philadelphia, PA 19103
Primal Nutrition
4.7 (75)Vitamin & supplements store
8114 Roosevelt Blvd, Philadelphia, PA 19152
The Vitamin Shoppe
4.5 (158)Vitamin & supplements store
31 E City Ave #1, Bala Cynwyd, PA 19004
Research & Studies
Can Dietary Supplements Support Muscle Function and Physical Activity? A Narrative Review
L Brough, G Rees, L Drummond-Clarke, JE McCallum… - Nutrients, 2025 - mdpi.com
… The amino acid derivative L-Carnitine (LC) has an … In healthy individuals, 95–97% of all carnitines (either free or … from short-term dietary magnesium chloride supplementation. Here, VO …
20252 citationsAssessing the roles of retinol, vitamin K2, carnitine, and creatine in plant-based diets: A narrative review of nutritional adequacy and health implications
DM Goldman, CB Warbeck, R Barbaro, C Khambatta… - Nutrients, 2025 - mdpi.com
… women provide supplements containing 45 mg/day of MK-4 … pertaining to the potential ergogenicity of the amino acid [60]. … between genetically predicted L-carnitine levels and higher …
20259 citationsDr. Atkins' vita-nutrient solution: nature's answers to drugs
RC Atkins - 1998 - books.google.com
… which the medical establishment chooses not to recognize. … from vitamins, minerals, and amino acids, I sought to develop … the B complex along with 100-200 mg of allithiamine or the …
199830 citationsBiomedical role of L-carnitine in several organ systems, cellular tissues, and COVID-19
IS Al-Dhuayan - Brazilian Journal of Biology, 2022 - SciELO Brasil
… -L-carnitine and propionyl-L-carnitine) essential amino acid … loading dose was 100 mg/kg, with another dose of 50 mg/kg, … anaerobic exercise performance in 32 healthy people in an 8…
202220 citationsNutrient therapy for the improvement of fatigue symptoms
M Barnish, M Sheikh, A Scholey - Nutrients, 2023 - mdpi.com
… administration of L-carnitine (990 mg L-carnitine twice daily) in … , the influence of specific amino acids on fatigue has been … studies assessed perceived fatigue in healthy volunteers, with …
202348 citationsNutritional supplements: amino acids and their derivatives
CK Joseph - American Journal of Pharmaceutical Education, 2002 - search.proquest.com
… One study showed that oral caffeine (5 mg/kg/day as … L-carnitine, (one gram per day increasing to 2 grams per day … claim that healthy vegetarians require L-camitine supplementation. …
200210 citations
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VitaSuppTrack Editorial· Jun 24, 2026Magnesium Forms Explained: Oxide, Citrate, and Glycinate
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VitaSuppTrack Editorial· Jun 24, 2026
Data sourced from the U.S. National Institutes of Health, Office of Dietary Supplements Dietary Supplement Label Database (DSLD) · Label entered 2020-05-22. DSLD Label ID: 221465. This information is provided for educational reference only and is not medical advice. Always follow the product label and consult a doctor or pharmacist before use.
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