Supplements (89) for Glycine


Glycine is the simplest amino acid, serving as a building block for protein synthesis and the production of compounds like glutathione and creatine. It also acts as a neurotransmitter and supports sleep quality, collagen formation, metabolic health, and detoxification.

Good for
Anti-AgingHigh effectFundamental for producing both collagen and glutathione—the body's master antioxidant. Its proven ability to enhance sleep quality provides a powerful, indirect anti-aging effect via improved nightly repair.Anti-Inflammatory SupportHigh effectAn amino acid that directly inhibits pro-inflammatory cytokine production and protects cells from oxidative stress.Bone HealthHigh effectThe most abundant amino acid in collagen, essential for building the bone's protein matrix.DetoxificationHigh effectActs as a building block for glutathione and is used directly in a major Phase II detoxification pathway called glycination.Digestive HealthHigh effectA key amino acid for rebuilding the gut lining and reducing inflammation.General HealthHigh effectSupports sleep quality, calms the nervous system, and is a key building block for collagen and glutathione.Skin HealthHigh effectProvides the most abundant amino acid building block for collagen, supporting skin structure and repair.Sleep SupportHigh effectSmall studies suggest possible benefits for perceived sleep quality and next-day fatigue; the evidence is preliminary.Stress ReliefHigh effectAn inhibitory amino acid that promotes relaxation and is highly effective for improving sleep quality disrupted by stress.Mood SupportSituational effectAn inhibitory neurotransmitter that promotes calmness and improves sleep quality, which is fundamentally linked to mood regulation.
Across 90 Glycine products
Optimal dose1000 mg – 3000 mg
Price$29.22median
Price per serving$0.59median
Price per 100 mg$0.25median
Dose per serving250 mgmedian
Top forms Magnesium Glycinate 1
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65
JetMASS Strawberry Lemonade, 25 Ounce(s) GAT Sport
4.7
★ ★ ★ ★ ★
(504 ratings)
Glycine: 250 mg
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72
+3
Prosta-Response, 90 Tablet(s) Source Naturals
4.6
★ ★ ★ ★ ★
(750 ratings)
Glycine: 150 mg
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72
Anxiety Control Plus, 90 Capsule(s) Metabolic Maintenance
4.7
★ ★ ★ ★ ★
(436 ratings)
Glycine: 100 mg
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74
Glutathione Booster, 180 Capsule(s) Carlson
4.7
★ ★ ★ ★ ★
(1290 ratings)
Glycine: 50 mg
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55
MacroMeal Ultimate Vanilla Protein Powder, 14 Ounce(s) MacroLife Naturals
4.5
★ ★ ★ ★ ★
(23 ratings)
Glycine: 1169 mg
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71
+3
Prosta-Response, 180 Tablet(s) Source Naturals
4.7
★ ★ ★ ★ ★
(543 ratings)
Glycine: 150 mg
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74
GABA Calm Peppermint Flavor, 30 Liquid(s) Source Naturals
4.7
★ ★ ★ ★ ★
(20 ratings)
Glycine: 50 mg
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73
Glutathione Booster, 60 Capsule(s) Carlson
4.7
★ ★ ★ ★ ★
(1259 ratings)
Glycine: 50 mg
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58
Detox Formula, 60 Capsule(s) Vital Nutrients
4.7
★ ★ ★ ★ ★
(79 ratings)
Glycine: 250 mg
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56
MacroMeal Ultimate Vanilla Protein Powder, 21 Ounce(s) MacroLife Naturals
4.2
★ ★ ★ ★ ★
(36 ratings)
Glycine: 1169 mg
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63
Max-Amino Caps with Vitamin B6, 180 Capsule(s) Country Life
4.8
★ ★ ★ ★ ★
(1199 ratings)
Glycine: 70 mg
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62
Max-Amino Caps with Vitamin B6, 90 Capsule(s) Country Life
4.8
★ ★ ★ ★ ★
(1196 ratings)
Glycine: 70 mg
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64
Liver-G.I. Detox, 120 Capsule(s) Pure Encapsulations
4.7
★ ★ ★ ★ ★
(78 ratings)
Glycine: 225 mg
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62
Amino-D-Tox, 180 Capsule(s) Designs for Health
4.7
★ ★ ★ ★ ★
(14 ratings)
Glycine: 500 mg
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73
+3
Nutra-Support Prostate, 120 Softgel(s) Carlson
4.7
★ ★ ★ ★ ★
(117 ratings)
Glycine: 100 mg
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72
+3
Nutra-Support Prostate, 60 Softgel(s) Carlson
4.7
★ ★ ★ ★ ★
(117 ratings)
Glycine: 100 mg
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68
Caprotein, 460 g Mt. Capra
4.6
★ ★ ★ ★ ★
(930 ratings)
Glycine: 106 mg
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80
Concentrated Ultra Prostagen, 60 Capsule(s) Metagenics
4.7
★ ★ ★ ★ ★
(37 ratings)
Glycine: 50 mg
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58
MediBolic, 25 Ounce(s) Thorne
4.5
★ ★ ★ ★ ★
(33 ratings)
Glycine: 500 mg
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71
DIM Detox, 60 Capsule(s) Pure Encapsulations
4.9
★ ★ ★ ★ ★
(66 ratings)
Glycine: 100 mg
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