NutriDex

The Supplement Research Compendium
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Almond

Prunus dulcis

Tree nut with RCT-backed LDL-lowering and cohort-level CVD benefit

Moderate evidence 🥜Nuts🫀Heart & Metabolic⏳Longevity

✚ Updated · How we grade evidence

Evidence tier
Moderate
Research weight
Citations
10 verified / 10
Classification
Nuts
❝
What the evidence says. Several controlled trials; effects real but modest or context-dependent.

Nutrition per serving 1 oz (28 g, ~23 almonds)

28gSERVING
  • Sugars 1.2 g4%
  • Fibre 3.5 g13%
  • Other carbs 1.3 g5%
  • Protein 5.9 g21%
  • Fat 14 g50%
  • Other 2.1 g8%
What's in one serving, by weight — average composition (USDA).
Fiber13%Protein12%Vitamin E48%Magnesium18%Copper32%Manganese27%Zinc8%Selenium2%
One serving as % of the adult daily requirement (FDA Daily Values). The bold outer ring = 100% of a day's needs.
162 kcal5.9 g protein3.5 g fiber14 g fat
NutrientPer serving% daily value
Fiber3.5 g13%
Protein5.9 g12%
Vitamin E7.2 mg48%
Magnesium76 mg18%
Copper0.29 mg32%
Manganese0.61 mg27%
Zinc0.87 mg8%
Selenium1.1 µg2%
Phosphorus135 mg11%
Potassium205 mg4%
Iron1 mg6%
Calcium75 mg6%
Folate12 µg3%

Composition data: USDA FoodData Central ↗

What is Almond?

Almond (Prunus dulcis) is a nut or seed used for lowers ldl ('bad') cholesterol and total cholesterol in randomized trials. NutriDex grades the human evidence as Moderate. Almonds have some of the strongest evidence among individual tree nuts, though it remains moderate rather than definitive. A 2016 meta-analysis of randomized controlled trials (Musa-Veloso, 18 trials) found almond consumption significantly lowered LDL cholesterol and total cholesterol, with no adverse effect on HDL; later RCT meta-analyses confirm reductions in non-HDL cholesterol and apolipoprotein B. These are causal RCT findings for a surrogate risk marker, not for hard outcomes. The link to fewer cardiovascular events and lower mortality comes from observational cohorts: dose-response meta-analyses (Aune 2016) and the PREDIMED trial show higher nut intake associated with ~20-30% lower CVD and all-cause mortality, but almonds are usually pooled with other nuts. Effects on glycemic control are mixed: some trials show modest HbA1c reductions in type 2 diabetes, others show no significant change. Despite being calorie-dense, almonds do not consistently cause weight gain and may aid BMI control. Net: solid for cholesterol, suggestive for heart and longevity.

Purported Benefits

✓Lowers LDL ('bad') cholesterol and total cholesterol in randomized trials
✓Reduces non-HDL cholesterol, apolipoprotein B and the TC:HDL ratio
✓Higher nut intake linked in cohorts to lower cardiovascular disease and CHD risk
✓Associated with reduced all-cause and CVD mortality in large prospective studies
✓Does not promote weight gain despite high calorie density; may aid BMI/waist control
✓May modestly lower HbA1c in type 2 diabetes, though glycemic data are mixed
✓Provides satiety, fibre, and a favourable monounsaturated-fat profile

Dosing & Compounds

Typical Dose
1 oz (~28 g) per day, a small handful (about 23 almonds); cardiometabolic trials commonly use 28-56 g/day
Active Compounds
Monounsaturated fatty acids (oleic acid)Dietary fibreVitamin E (alpha-tocopherol)MagnesiumL-argininePlant sterols (phytosterols)Polyphenols (skin flavonoids)Plant proteinPotassium

Safety & Cautions

Almonds are a tree nut and a common food allergen; in sensitized individuals they can trigger severe, potentially fatal anaphylaxis, and people with tree-nut allergy should avoid them entirely. They are very calorie-dense (~160-170 kcal per 28 g), so portions matter for weight management. Whole almonds are a choking hazard for young children (offer almond butter or ground almonds instead). Tree-nut allergy is distinct from peanut (a legume) allergy, though the two can co-occur. Almonds are high in oxalate and may modestly contribute to kidney-stone risk in susceptible people, and the magnesium/fibre load can cause GI upset at large intakes. Educational only — always check with your doctor or pharmacist before combining Almond with any medicine.

Key Studies ★ 10 studies

meta-analysis Liu 2024 ✓ PubMed
Dose-response meta-analysis of prospective cohorts: higher nut intake was associated with reductions of ~20% in CHD, 14% in total CVD, 26% in CVD mortality, and 23% in all-cause mortality.
Meta-analysis Almond glycemic control dose-response meta-analysis 2021 ✓ PubMed
Meta-analysis of RCTs found almond intake did not significantly change fasting glucose, HbA1c, insulin or HOMA-IR overall, indicating inconsistent glycemic effects.
systematic review Becerra-Tomas 2021 ✓ Full text
Comprehensive review of almond clinical trials found that across RCTs almonds did not increase body mass or fat mass and improved several cardiometabolic biomarkers, reconciling calorie density with weight neutrality.
meta-analysis Yu 2021 ✓ Full text
Systematic review and meta-analysis of RCTs in type 2 diabetes: almond-enriched diets significantly lowered HbA1c and BMI versus control, though fasting glucose and insulin resistance were not significantly changed.
Meta-analysis Musa-Veloso et al. 2016 meta-analysis ✓ PubMed
In a meta-analysis of randomized controlled trials, almond consumption significantly reduced LDL cholesterol (~-0.12 mmol/L) and total cholesterol (~-0.15 mmol/L) with no effect on HDL.
Meta-analysis Aune et al. 2016 dose-response meta-analysis ✓ PubMed
Per 28 g/day of nuts, risk fell ~21% for CVD, ~29% for coronary heart disease and ~22% for all-cause mortality across prospective cohorts (nuts pooled, not almond-specific).
meta-analysis Lee-Bravatti 2019 ✓ PubMed
Meta-analysis of 15 RCTs (534 subjects): almond intake significantly lowered LDL-C by -5.83 mg/dL (95% CI -9.91 to -1.75) and total cholesterol by -7.91 mg/dL, with no effect on HDL-C or triglycerides.
meta-analysis Musa-Veloso 2016 ✓ Full text
Systematic review and meta-analysis (18 publications, 27 datasets): almond consumption significantly reduced LDL-C by -0.124 mmol/L (P=0.001) and total cholesterol, supporting a dose-dependent lipid benefit.
RCT Chen 2015 ✓ Full text
Randomized controlled crossover trial in 45 coronary artery disease patients: 85 g/day almonds for 6 weeks raised plasma alpha-tocopherol (+5.8%) but did not significantly change flow-mediated dilation, CRP, lipids, or blood pressure.
RCT Guasch-Ferre et al. (PREDIMED) 2013 ✓ PubMed
Within the PREDIMED trial, participants eating nuts >3 servings/week had ~39% lower all-cause mortality than non-consumers.
10 sources cited · 10 verified Search all studies on PubMed ↗

Common questions about Almond

What is Almond used for?

Almond is most often taken for Lowers LDL ('bad') cholesterol and total cholesterol in randomized trials, Reduces non-HDL cholesterol, apolipoprotein B and the TC:HDL ratio, Higher nut intake linked in cohorts to lower cardiovascular disease and CHD risk, Associated with reduced all-cause and CVD mortality in large prospective studies. Tree nut with RCT-backed LDL-lowering and cohort-level CVD benefit

Does Almond work — what does the evidence say?

Moderate evidence. Several controlled trials; effects real but modest or context-dependent. Almonds have some of the strongest evidence among individual tree nuts, though it remains moderate rather than definitive. A 2016 meta-analysis of randomized controlled trials (Musa-Veloso, 18 trials) found almond consumption significantly lowered LDL cholesterol and total cholesterol, with no adverse effect on HDL; later RCT meta-analyses confirm reductions in non-HDL cholesterol and apolipoprotein B. These are causal RCT findings for a surrogate risk marker, not for hard outcomes. The link to fewer cardiovascular events and lower mortality comes from observational cohorts: dose-response meta-analyses (Aune 2016) and the PREDIMED trial show higher nut intake associated with ~20-30% lower CVD and all-cause mortality, but almonds are usually pooled with other nuts. Effects on glycemic control are mixed: some trials show modest HbA1c reductions in type 2 diabetes, others show no significant change. Despite being calorie-dense, almonds do not consistently cause weight gain and may aid BMI control. Net: solid for cholesterol, suggestive for heart and longevity.

What is the typical dose of Almond?

1 oz (~28 g) per day, a small handful (about 23 almonds); cardiometabolic trials commonly use 28-56 g/day

Is Almond safe? Any cautions or side effects?

Almonds are a tree nut and a common food allergen; in sensitized individuals they can trigger severe, potentially fatal anaphylaxis, and people with tree-nut allergy should avoid them entirely. They are very calorie-dense (~160-170 kcal per 28 g), so portions matter for weight management. Whole almonds are a choking hazard for young children (offer almond butter or ground almonds instead). Tree-nut allergy is distinct from peanut (a legume) allergy, though the two can co-occur. Almonds are high in oxalate and may modestly contribute to kidney-stone risk in susceptible people, and the magnesium/fibre load can cause GI upset at large intakes.

How many studies support Almond?

NutriDex cites 10 sources for Almond, graded "Moderate".

Cite this page
APA

Peh, D. (2026). Almond (Prunus dulcis): Benefits, Dosage, Side Effects & Evidence. NutriDex — The Supplement Research Compendium. Retrieved 26 Jun 2026, from https://nutridex.info/s/almond

BibTeX
@misc{nutridex_almond,
  author       = {Peh, Daryl},
  title        = {Almond (Prunus dulcis): Benefits, Dosage, Side Effects \& Evidence},
  year         = {2026},
  howpublished = {NutriDex --- The Supplement Research Compendium},
  url          = {https://nutridex.info/s/almond},
  note         = {Reviewed by Dr Daryl Peh, MBBS Singapore, MMed FM. Accessed 2026-06-26}
}

For medical claims, citing the underlying primary studies linked above is preferred. NutriDex is an educational reference, not medical advice.

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