Mood Improvement

Mood improvement refers to a beneficial change in one’s temporary mental or emotional state which can include improvements in feelings of anxiety, anger, sadness, relief, positivity, optimism, loneliness, insecurity, happiness, excitement, curiosity, and calmness.

Quick Answer

What it is

Mood improvement refers to a beneficial change in one’s temporary mental or emotional state which can include improvements in feelings of anxiety, anger, sadness, relief, positivity, optimism, loneliness, insecurity, happiness, excitement, curiosity, and calmness.

Key findings

  • Grade B: Anxiety Symptoms (Vitamin D)
  • Grade C: Aggression (Fish Oil)
  • Grade C: Heart Rate (Lavender)

Safety

No specific caution or interaction language was detected in the current summary/outcome notes.

ℹ️ Quick Facts

Quick Facts: Mood Improvement

  • Supplements Studied:33
  • Research Trials:44
  • Total Participants:29,571
  • Top Supplement:Saffron (B)
44 trials
29,571 ppts
33 supps · 159 outcomes

Evidence-Based Protocol

Supplement stack ranked by research quality

Strong Evidence

Primary Stack (Tier 1)

1-2g EPA daily (EPA > DHA ratio)

EPA modulates inflammatory pathways and neurotransmitter function, with specific benefits for mood regulation

35 studies | 6,500 participants
2000-4000 IU daily (target 40-60 ng/mL)

VDR in brain regions involved in mood regulation; deficiency linked to depression and seasonal affective disorder

28 studies | 4,000 participants

Supporting Stack (Tier 2)

30mg daily (standardized extract)

Crocin and safranal modulate serotonin, dopamine, and norepinephrine systems with demonstrated antidepressant effects

12 studies | 700 participants
300-400mg daily (glycinate or threonate)

Modulates HPA axis, regulates NMDA receptors, and is commonly deficient in those with mood disorders

11 studies | 600 participants

How It Works

Mood is regulated by complex interactions between neurotransmitters (serotonin, dopamine, norepinephrine), inflammation levels, the stress response system (HPA axis), and nutritional status. Low levels of certain nutrients are strongly associated with mood problems, and correcting deficiencies can significantly improve emotional wellbeing.

Omega-3 Fatty Acids, particularly EPA, are one of the most studied natural mood supporters. EPA reduces brain inflammation and appears to enhance serotonin signaling. Multiple meta-analyses confirm that omega-3s improve mood, especially formulas with higher EPA than DHA. Effects are comparable to some medications for mild-moderate symptoms.
Vitamin D receptors are found throughout brain regions that regulate mood, including the prefrontal cortex and hippocampus. Vitamin D deficiency is strongly associated with depression and SAD (seasonal affective disorder). Supplementation is especially effective in those who are deficient.
Saffron is a surprising mood supporter with evidence rivaling prescription antidepressants. Its active compounds (crocin and safranal) affect multiple neurotransmitter systems. Studies show it's as effective as fluoxetine (Prozac) for mild-moderate depression.
Magnesium is involved in over 300 biochemical reactions, including those that regulate the stress response. Deficiency is common and can contribute to anxiety and low mood. Studies show rapid improvement in depression symptoms with supplementation.

Expected timeline: Omega-3s show mood benefits within 2-4 weeks. Vitamin D optimization takes 2-3 months. Saffron works within 4-6 weeks. Magnesium effects may be noticed within 1-2 weeks.

Generated from peer-reviewed researchSchema v2.0

Supplements for Mood Improvement

Sorted by strength of evidence

BSaffron
1
Anxiety SymptomsImprovesDepression SymptomsImprovesMoodImproves
BVitamin D
1
Anxiety SymptomsImprovesDepression SymptomsImproves
CFish Oil
1
AggressionImprovesDepression SymptomsImprovesAnxiety SymptomsImproves
CD-Serine
1
Anxiety SymptomsImprovesAttentionImprovesReaction TimeImproves
CLavender
1
Heart RateImprovesSedationImprovesStress Signs and SymptomsImproves
CKava
1
CognitionImprovesReaction TimeImprovesSubjective Well-BeingImproves
CTongkat Ali
1
CortisolImprovesStress Signs and SymptomsWorsensTestosteroneImproves
CGreen Tea Extract
1
Cerebral Blood FlowWorsensCognitionImprovesHeart RateImproves
CAshwagandha
1
Anxiety SymptomsImprovesCortisolImprovesTestosteroneImproves
CBacopa Monnieri
1
Anxiety SymptomsImprovesAttentionImprovesDepression SymptomsWorsens
CCannabidiol (CBD)
1
Anxiety SymptomsImprovesAttentionImprovesCognitionImproves
CGinkgo Biloba
1
MemoryImprovesNumerical MemoryImprovesProcessing SpeedImproves
CRose Essential Oil
1
Breathing RateImprovesCNS activityWorsens
CPhosphatidylserine
1
CognitionImprovesCortisolImprovesFatigue SymptomsImproves
CCurcumin
1
Anxiety SymptomsImprovesDepression SymptomsImproves
CPanax Ginseng (Korean Ginseng)
1
CognitionImprovesSubjective Well-BeingImprovesMoodImproves
CPeppermint
1
AttentionImprovesMemoryImprovesProcessing AccuracyImproves
DCannabis
1
AttentionCognitionImprovesMoodImproves
DChlorogenic Acid
1
CognitionSubjective Well-BeingImproves
DBitter orange
1
AlertnessAnxiety SymptomsWorsensAppetiteWorsens

Detailed Outcomes

Grade:
Effect:
Size:
Sort:
|
B
Anxiety Symptoms
Small Improvement
7 studies
smallImproves
?
Depression Symptoms
31 studies
Improves
B
Anxiety Symptoms
Small Improvement
2 studies
smallImproves
?
Depression Symptoms
2 studies
Improves
?
Mood
1 study
Improves
?
Obsession/compulsion
1 study
Improves
?
Sleep Quality
1 study
Improves
?
Stress Signs and Symptoms
1 study
Improves
C
Aggression
Small Improvement
2 studies
smallImproves
?
Depression Symptoms
3 studies
Improves
?
Anxiety Symptoms
2 studies
Improves
?
Subjective Well-Being
2 studies
Improves
?
Anger
1 study
Improves
?
Fatigue Symptoms
1 study
Improves
?
Homocysteine
1 study
Improves
?
Impulsivity
1 study
Improves
?
Negative affect
1 study
Improves
?
Processing Accuracy
1 study
Improves
?
Reaction Time
1 study
Improves
?
Sleep Quality
1 study
Improves
C
Anxiety Symptoms
Small Improvement
1 study
smallImproves
?
Attention
1 study
Improves
?
Reaction Time
1 study
Improves
?
Serum BDNF
1 study
Improves
?
Subjective Well-Being
1 study
Improves
?
Verbal Fluency
1 study
Improves
?
Working Memory
1 study
Improves
C
Heart Rate
Small Decrease
1 study
smallImproves
?
Sedation
1 study
Improves
?
Stress Signs and Symptoms
1 study
Improves
C
Cognition
Small Improvement
1 study
smallImproves
?
Reaction Time
1 study
Improves
?
Subjective Well-Being
1 study
Improves
C
Cortisol
Small Decrease
1 study
smallImproves
?
Stress Signs and Symptoms
1 study
Worsens
?
Testosterone
1 study
Improves
C
Cerebral Blood Flow
Small Decrease
1 study
smallWorsens
?
Cognition
1 study
Improves
?
Heart Rate
1 study
Improves
C
Anxiety Symptoms
Moderate Improvement
1 study
moderateImproves
?
Cortisol
1 study
Improves
?
Testosterone
1 study
Improves
C
Anxiety Symptoms
Small Improvement
1 study
smallImproves
?
Attention
1 study
Improves
?
Depression Symptoms
1 study
Worsens
?
Memory
1 study
Improves
C
Anxiety Symptoms
Moderate Improvement
1 study
moderateImproves
?
Attention
1 study
Improves
?
Cognition
1 study
Improves
?
Depression Symptoms
1 study
Improves
?
Mood
1 study
Improves
?
Working Memory
1 study
Improves
C
Memory
Small Improvement
1 study
smallImproves
?
Numerical Memory
1 study
Improves
?
Processing Speed
1 study
Improves
?
Reaction Time
1 study
Improves
C
Breathing Rate
Small Decrease
1 study
smallImproves
?
CNS activity
1 study
Worsens
C
Cognition
Small Improvement
1 study
smallImproves
?
Cortisol
1 study
Improves
?
Fatigue Symptoms
1 study
Improves
?
Processing Accuracy
1 study
Improves
?
Processing Speed
1 study
Improves
?
Subjective Well-Being
1 study
Improves
?
Testosterone
1 study
Improves
C
Anxiety Symptoms
Large Improvement
1 study
largeImproves
?
Depression Symptoms
1 study
Improves
C
Cognition
Small Improvement
1 study
smallImproves
?
Subjective Well-Being
3 studies
Improves
?
Mood
1 study
Improves
?
Reaction Time
1 study
Improves
C
Attention
Small Improvement
1 study
smallImproves
?
Memory
1 study
Improves
?
Processing Accuracy
1 study
Improves
?
Processing Speed
1 study
Improves
?
Stress Signs and Symptoms
1 study
Improves
?
Subjective Well-Being
1 study
Improves
?
Working Memory
1 study
Improves
D
Alertness
No effect
3 studies
none
?
Subjective Well-Being
3 studies
Improves
?
Attention
2 studies
Improves
?
Anxiety Symptoms
1 study
Improves
?
Cortisol
1 study
Improves
?
Executive Function
1 study
Improves
?
Fatigue Symptoms
1 study
Improves
?
Headaches
1 study
Improves
?
Heart Rate
1 study
Improves
?
Numerical Memory
1 study
Improves
?
Processing Accuracy
1 study
Improves
?
Processing Speed
1 study
Improves
?
Reaction Time
1 study
Improves
?
Vigor/Activity
1 study
Improves
?
Working Memory
1 study
Improves
D
Attention
No effect
2 studies
none
?
Cognition
2 studies
Improves
?
Mood
2 studies
Improves
?
Confusion
1 study
Improves
?
Depression Symptoms
1 study
Improves
?
Fatigue Symptoms
1 study
Improves
?
Heart Rate
1 study
Improves
?
Motor Control
1 study
Improves
?
Verbal Memory
1 study
Improves
?
Working Memory
1 study
Improves
D
Cognition
No effect
1 study
none
?
Subjective Well-Being
1 study
Improves
D
Alertness
No effect
1 study
none
?
Anxiety Symptoms
1 study
Worsens
?
Appetite
1 study
Worsens
?
Headaches
1 study
Worsens
?
Heart Rate
1 study
Worsens
?
Metabolic Rate
1 study
Improves
?
Sedation
1 study
Improves
D
Blood glucose
No effect
1 study
none
?
Fatigue Symptoms
1 study
Improves
?
Hemoglobin
1 study
Improves
?
Libido
1 study
Improves
?
Quality of Life
1 study
Improves
?
Subjective Well-Being
1 study
Improves
D
Aerobic Exercise Metrics
No effect
1 study
none
?
Depression Symptoms
1 study
Improves
D
Bleeding Time
No effect
1 study
none
?
Lymphocyte Count
1 study
Improves
?
Serum T3
1 study
Improves
?
Serum T4
1 study
Improves
?
Sexual Function
1 study
Improves
?
Subjective Well-Being
1 study
Improves
?
Total cholesterol
1 study
Improves
?
Triglycerides
1 study
Improves
D
Cognition
No effect
1 study
none
?
Depression Symptoms
1 study
Improves
?
Libido
1 study
Improves
?
Subjective Well-Being
1 study
Improves
D
Metabolic Rate
No effect
1 study
none
?
Rating of Perceived Exertion
1 study
Improves
?
Subjective Well-Being
1 study
Improves
D
Attention
No effect
1 study
none
?
Memory
1 study
Improves
?
Stress Signs and Symptoms
1 study
Improves
?
Subjective Well-Being
1 study
Improves
?
Working Memory
1 study
Improves
D
Adrenaline
No effect
1 study
none
?
Attention
1 study
Improves
?
Cortisol
1 study
Improves
?
Dopamine
1 study
Improves
?
Fatigue Symptoms
1 study
Improves
?
Memory
1 study
Improves
?
Noradrenaline
1 study
Improves
?
Sleep Deprivation Symptoms
1 study
Improves
?
Subjective Well-Being
1 study
Improves
?
Anxiety Symptoms
23 studies
Improves
?
Memory
3 studies
Improves
?
Working Memory
2 studies
Improves
?
Alertness
Moderate Detriment
1 study
moderate
?
Attention
1 study
Improves
?
Processing Speed
1 study
Improves
?
Subjective Well-Being
1 study
Improves
?
Subjective Well-Being
1 study
Improves
?
Heart Rate
1 study
Improves
?
Subjective Well-Being
1 study
Improves

Research Citations (100)

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Immune Health

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Aerobic Exercise Performance

14 shared supplements · 324 outcomes

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