Kaddu (Pumpkin)

Cucurbita pepo
Kaddu (Pumpkin), a widely consumed fruit (botanically), is recognized in Ayurveda for its supposed balancing effects on Vata and Pitta doshas while potentially increasing Kapha. It is prevalent for its claimed digestive benefits and is valued for its nourishing properties. This versatile gourd is a staple in many culinary and traditional Ayurvedic practices.
PLANT FAMILY
Cucurbitaceae (Gourd)
PARTS USED
Fruit, Seed, Flower
AYURVEDIC ACTION
Vata ↓, Pitta ↓, Kapha ↑
ACTIVE COMPOUNDS
Cucurbitacins (0.01-0.05%)

What is Kaddu (Pumpkin)?

Kaddu, commonly known as Pumpkin, refers to certain cultivars of squash plant within the genus Cucurbita. These gourds are characterized by their typically round to oval shape, smooth or ribbed skin, and varying colors, most often orange or yellow. While botanically a fruit (specifically a berry with a thick rind and many seeds), pumpkins are culinarily treated as vegetables.

Widely cultivated globally for their edible flesh, seeds, and sometimes flowers, pumpkins hold significant cultural importance, particularly in autumn festivities and culinary traditions. Their versatility extends to both sweet and savory dishes, and they are a source of vitamins, minerals, and dietary fiber.

Other Names of Kaddu (Pumpkin)

  • Pumpkin

Benefits of Kaddu (Pumpkin)

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<h3> Absolute Contraindications of Kaddu (Pumpkin) </h3> <h4>Known severe allergy / prior anaphylaxis to pumpkin seeds or pumpkin products (seed-specific food allergy)</h4> <ul> <li>🛑</li> <li>Recommendation: Do not consume pumpkin seeds, seed oils or concentrated pumpkin seed products; carry and use an epinephrine auto-injector if prescribed and avoid exposure.</li> <li>Reasoning: Documented IgE-mediated anaphylaxis to pumpkin seeds exists; a person with prior severe allergic reaction can rapidly develop life-threatening symptoms on re-exposure.</li> <li>Scientific_Study_Title: Anaphylaxis after consumption of pumpkin seeds in a 2-y-old child tolerant to its pulp: A case study.</li> <li>Scientific_Study_Authors: Aljassim N, et al.</li> <li>Scientific_Study_Link: https://pubmed.ncbi.nlm.nih.gov/34091191/</li> <li>Scientific_Study_Excerpt: <p><b>Paraphrased abstract excerpt:</b> A two-year-old child who tolerated pumpkin pulp experienced an immediate generalized urticaria, lip swelling and progressive breathing difficulty after eating pumpkin seeds consistent with anaphylaxis. Skin testing and specific IgE demonstrated sensitivity to pumpkin seed but not pulp, and component diagnostics suggested cross-reactivity with storage proteins common to seeds and nuts. The report emphasizes that seed proteins can trigger severe IgE-mediated reactions including in young children and that seed allergy prevalence may rise as seed consumption increases.</p> </li> </ul> <h4>Known allergy to Cucurbitaceae family or cross-reactive seed allergies (severe seed/nut allergies)</h4> <ul> <li>⚠️</li> <li>Recommendation: Avoid Kaddu seeds/seed oil and consult an allergist for testing; tolerate pulp only under specialist advice if seed allergy is present.</li> <li>Reasoning: Pumpkin seeds share allergenic storage proteins and profilins with other seeds/nuts and members of the Cucurbitaceae family, causing cross-reactivity and severe reactions in sensitized individuals.</li> <li>Scientific_Study_Title: Medicinal bioactivities and allergenic properties of pumpkin seeds: review upon a pediatric food anaphylaxis case report.</li> <li>Scientific_Study_Authors: Bublin M, et al.</li> <li>Scientific_Study_Link: https://pubmed.ncbi.nlm.nih.gov/29249131/</li> <li>Scientific_Study_Excerpt: <p><b>Paraphrased abstract excerpt:</b> The review compiles case reports of pumpkin seed allergy, characterizes identified pumpkin seed allergens, and notes cross-reactivity with other seeds and certain plant pollens. Although pumpkin seed allergy is rare, documented cases include severe systemic reactions. The authors highlight that increased use of edible seeds may raise sensitization risk and recommend caution in seed-allergic patients.</p> </li> </ul> <h4>Use of high-dose/concentrated pumpkin seed extracts or oils while on systemic anticoagulant/antiplatelet therapy (e.g., warfarin, antiplatelet agents)</h4> <ul> <li>⚠️</li> <li>Recommendation: Avoid high-dose pumpkin seed extracts or unmonitored seed oil supplementation if you are taking anticoagulant or antiplatelet medications; discuss with your prescribing clinician first.</li> <li>Reasoning: In vitro and animal studies show pumpkin seed extracts can inhibit platelet aggregation and certain modified pumpkin polysaccharides demonstrate anticoagulant activity; combining concentrated pumpkin products with blood-thinning drugs could increase bleeding risk.</li> <li>Scientific_Study_Title: Antiplatelet Activity of Cucurbita maxima.</li> <li>Scientific_Study_Authors: Morales-Suárez-Varela M, et al.</li> <li>Scientific_Study_Link: https://pubmed.ncbi.nlm.nih.gov/34463138/</li> <li>Scientific_Study_Excerpt: <p><b>Paraphrased abstract excerpt:</b> Extracts of pumpkin seeds (Cucurbita maxima) were tested in vitro and found to dose-dependently inhibit platelet aggregation induced by ADP, TRAP-6 and collagen, and to reduce markers of platelet activation such as P-selectin and GPIIb/IIIa activation. The authors suggest these platelet-modulating properties stem from bioactive seed components and propose potential for thrombotic prevention - a rationale for caution when combined with anticoagulant/antiplatelet drugs.</p> </li> </ul> <h3> Relative Contraindications of Kaddu (Pumpkin) </h3> <h4>Diabetes treated with blood-glucose lowering medications (insulin, sulfonylureas, meglitinides)</h4> <ul> <li>🩺</li> <li>Recommendation: Monitor blood glucose closely if adding significant amounts of pumpkin seed or concentrated pumpkin polysaccharide preparations; adjust medication only under clinician guidance.</li> <li>Reasoning: Human and animal studies show pumpkin seed or polysaccharide fractions reduce postprandial and fasting glucose; when combined with glucose-lowering drugs, additive hypoglycemic effects could occur.</li> <li>Scientific_Study_Title: Addition of pooled pumpkin seed to mixed meals reduced postprandial glycemia: a randomized placebo-controlled clinical trial.</li> <li>Scientific_Study_Authors: Griel AE, et al.</li> <li>Scientific_Study_Link: https://pubmed.ncbi.nlm.nih.gov/30055778/</li> <li>Scientific_Study_Excerpt: <p><b>Paraphrased abstract excerpt:</b> In a randomized crossover study of healthy adults, adding 65 g of pumpkin seeds to a carbohydrate-rich mixed meal reduced incremental postprandial glucose area under the curve by roughly 35% compared with control. The authors concluded that acute intake of a substantial portion of pumpkin seeds markedly lowers post-meal glycemia and suggested longer-term studies to confirm implications for glycemic control - indicating possible additive effects with antidiabetic therapies.</p> </li> </ul> <h4>Use of antihypertensive therapy (people on blood pressure medications)</h4> <ul> <li>💊</li> <li>Recommendation: If taking antihypertensive drugs, monitor blood pressure after initiating sizable or concentrated pumpkin seed/oil supplementation and inform your clinician of any changes.</li> <li>Reasoning: Small human and animal studies report modest blood-pressure lowering with pumpkin seed oil or seed protein; combined effects with antihypertensive medications could lead to symptomatic hypotension in susceptible individuals.</li> <li>Scientific_Study_Title: Improvement in HDL cholesterol in postmenopausal women supplemented with pumpkin seed oil: pilot study.</li> <li>Scientific_Study_Authors: Chedraui P, et al.</li> <li>Scientific_Study_Link: https://pubmed.ncbi.nlm.nih.gov/21545273/</li> <li>Scientific_Study_Excerpt: <p><b>Paraphrased abstract excerpt:</b> In this randomized pilot trial, postmenopausal women receiving pumpkin seed oil experienced a statistically significant rise in HDL cholesterol and a decrease in diastolic blood pressure over the study period. The observed reduction in diastolic pressure suggests a vasoregulatory effect that may interact with prescribed antihypertensive agents, so blood pressure monitoring is advised when starting supplementation.</p> </li> </ul> <h4>Hormone-sensitive cancers or those advised to avoid phytoestrogens (e.g., certain breast, uterine cancers) - when using concentrated seed extracts</h4> <ul> <li>⚠️</li> <li>Recommendation: Avoid therapeutic-dose pumpkin seed extracts if you have an estrogen-dependent cancer unless a specialist approves their use; normal culinary intake of pumpkin as food is less clearly problematic but discuss with your oncologist.</li> <li>Reasoning: Pumpkin seeds contain lignans and other phytoestrogenic constituents that have been shown to alter estradiol production and estrogen receptor activities in cells and exert estrogenic effects in animal models; concentrated extracts could theoretically influence hormone-sensitive conditions.</li> <li>Scientific_Study_Title: Supplementation with extract of pumpkin seeds exerts estrogenic effects upon the uterine, serum lipids, mammary glands, and bone density in ovariectomized rats.</li> <li>Scientific_Study_Authors: Ho H, et al.</li> <li>Scientific_Study_Link: https://pubmed.ncbi.nlm.nih.gov/30663149/</li> <li>Scientific_Study_Excerpt: <p><b>Paraphrased abstract excerpt:</b> In ovariectomized rat models, oral administration of pumpkin seed extract produced estrogenic responses including changes in uterine weight, mammary tissue and serum lipids. In silico docking suggested interactions of seed lignans with estrogen receptors. The authors highlight potential estrogen-like biological activity of concentrated seed extracts, supporting caution in hormone-sensitive conditions.</p> </li> </ul>

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<h4>Anaphylaxis / Severe allergic reaction</h4> <ul> <li>🚨</li> <li>Side effect summary: Severe, immediate allergic reactions (hives, swelling, breathing difficulty, anaphylaxis) have been reported after eating pumpkin seeds in sensitized individuals.</li> <li>Recommendation: If you have any history of seed or severe food allergy, avoid pumpkin seeds and seed oil; seek urgent medical help for breathing or circulatory symptoms and carry epinephrine when prescribed.</li> <li>Reasoning: Case reports and reviews document IgE-mediated reactions to seed proteins; these can be life-threatening on re-exposure.</li> <li>Severity Level: Severe</li> <li>Scientific_Study_Available: Yes</li> <li>Scientific_Study_Title: Anaphylaxis after consumption of pumpkin seeds in a 2-y-old child tolerant to its pulp: A case study.</li> <li>Scientific_Study_Authors: Aljassim N, et al.</li> <li>Scientific_Study_Link: https://pubmed.ncbi.nlm.nih.gov/34091191/</li> <li>Scientific_Study_Excerpt: <p><b>Paraphrased abstract excerpt:</b> A 2-year-old experienced generalized urticaria, lip oedema and progressive dyspnea immediately after consuming pumpkin seeds; testing confirmed IgE-mediated sensitization to seed proteins but not pulp. The case underscores that seeds can provoke severe systemic allergy even when the pulp is tolerated.</p> </li> </ul> <h4>Hypoglycemia / Low blood sugar (when combined with glucose-lowering drugs)</h4> <ul> <li>⚕️</li> <li>Side effect summary: Large amounts or concentrated pumpkin seed/polysaccharide preparations can lower blood glucose; when taken with diabetes medications this may cause low blood sugar symptoms (dizziness, sweating, fainting).</li> <li>Recommendation: People on diabetes medications should monitor glucose closely and consult their clinician before adding therapeutic seed products; do not make medication changes without medical advice.</li> <li>Reasoning: Controlled human and animal studies show measurable reductions in postprandial and fasting glucose after pumpkin seed or polysaccharide intake, implying additive effects with antidiabetic drugs.</li> <li>Severity Level: Moderate</li> <li>Scientific_Study_Available: Yes</li> <li>Scientific_Study_Title: Addition of pooled pumpkin seed to mixed meals reduced postprandial glycemia: a randomized placebo-controlled clinical trial.</li> <li>Scientific_Study_Authors: Griel AE, et al.</li> <li>Scientific_Study_Link: https://pubmed.ncbi.nlm.nih.gov/30055778/</li> <li>Scientific_Study_Excerpt: <p><b>Paraphrased abstract excerpt:</b> In a randomized crossover trial, adding 65 g of pumpkin seeds to a high-carbohydrate meal reduced the incremental postprandial glucose area under the curve by ~35% versus control, indicating a substantial acute glycemic-lowering effect that could interact with antihyperglycemic medications.</p> </li> </ul> <h4>Increased bleeding tendency (with high-dose extracts or modified polysaccharides)</h4> <ul> <li>🩸</li> <li>Side effect summary: Concentrated pumpkin seed preparations have shown antiplatelet and anticoagulant activities in laboratory studies; this could boost bleeding risk when combined with blood-thinning drugs.</li> <li>Recommendation: If you are taking anticoagulants or antiplatelet therapy, avoid high-dose pumpkin extracts and inform your prescribing clinician; have bleeding times/labs monitored if supplementation is considered.</li> <li>Reasoning: In vitro platelet aggregation inhibition and anticoagulant activity of modified pumpkin polysaccharides have been demonstrated - raising plausible bleeding concerns.</li> <li>Severity Level: Moderate</li> <li>Scientific_Study_Available: Yes</li> <li>Scientific_Study_Title: Sulfated modification and anticoagulant activity of pumpkin (Cucurbita pepo, Lady Godiva) polysaccharide.</li> <li>Scientific_Study_Authors: Liu X, et al.</li> <li>Scientific_Study_Link: https://pubmed.ncbi.nlm.nih.gov/28797813/</li> <li>Scientific_Study_Excerpt: <p><b>Paraphrased abstract excerpt:</b> Chemical sulfation of pumpkin polysaccharides produced derivatives with measurable anticoagulant activity in standard in vitro assays (aPTT, PT, TT and anti-Xa), indicating that certain pumpkin polysaccharide derivatives can prolong clotting times - evidence supporting caution when combining concentrated or altered pumpkin products with anticoagulant drugs.</p> </li> </ul> <h4>Mild gastrointestinal upset (bloating, gas) when consumed in large quantities</h4> <ul> <li>🤢</li> <li>Side effect summary: Large portions of seeds or high-fibre pumpkin preparations can cause bloating, gas or mild GI discomfort in sensitive people.</li> <li>Recommendation: Start with small portions; increase gradually and drink water; see a clinician if severe or persistent gastrointestinal symptoms occur.</li> <li>Reasoning: High-fibre seed intake alters gut transit and fermentation; clinical studies testing large seed portions report tolerability but note increased fibre load which can cause mild GI effects.</li> <li>Severity Level: Mild</li> <li>Scientific_Study_Available: NA</li> <li>Scientific_Study_Title: NA</li> <li>Scientific_Study_Authors: NA</li> <li>Scientific_Study_Link: NA</li> <li>Scientific_Study_Excerpt: NA</li> </ul>

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<h4>Anticoagulants / Antiplatelet agents (e.g., warfarin, heparin, aspirin, clopidogrel)</h4> <ul> <li>Interaction_Details: Pumpkin seed extracts and certain modified pumpkin polysaccharides have demonstrated inhibition of platelet aggregation and anticoagulant activity in laboratory assays. Using concentrated seed extracts or high-dose seed oil alongside blood thinners could increase bleeding risk.</li> <li>Severity: Moderate</li> <li>Recommendation: Consult your prescribing clinician; avoid high-dose pumpkin extracts while on anticoagulant/antiplatelet therapy unless supervised and monitored with appropriate coagulation tests.</li> <li>Scientific_Study_Available: Yes</li> <li>Scientific_Study_Link: https://pubmed.ncbi.nlm.nih.gov/28797813/</li> <li>Scientific_Study_Title: Sulfated modification and anticoagulant activity of pumpkin (Cucurbita pepo, Lady Godiva) polysaccharide.</li> <li>Scientfic_Study_Authors: Liu X, et al.</li> <li>Scientific_Study_Excerpt: <p><b>Paraphrased abstract excerpt:</b> The investigators chemically sulfated pumpkin polysaccharide fractions and evaluated anticoagulant activity in vitro. Sulfated derivatives produced dose-related prolongation of clotting assays (aPTT, PT, TT) and anti-Xa activity, demonstrating that structural modification of pumpkin polysaccharides can confer measurable anticoagulant properties. While the experiment used modified molecules in vitro, the findings provide a mechanistic basis for potential interactions between pumpkin-derived preparations and anticoagulant therapies, supporting clinical caution and monitoring.</p> </li> </ul> <h4>Antidiabetic medications (insulin, sulfonylureas, metformin, DPP-4 inhibitors)</h4> <ul> <li>Interaction_Details: Whole pumpkin seeds and concentrated polysaccharide/seed extracts have been shown to lower postprandial and fasting glucose in human and animal studies; combining them with glucose-lowering meds could potentiate hypoglycemia.</li> <li>Severity: Moderate</li> <li>Recommendation: If you have diabetes and take glucose-lowering medications, monitor blood glucose more frequently when adding significant pumpkin seed intake or extracts and consult your diabetes clinician for dose adjustments as needed.</li> <li>Scientific_Study_Available: Yes</li> <li>Scientific_Study_Link: https://pubmed.ncbi.nlm.nih.gov/30055778/</li> <li>Scientific_Study_Title: Addition of pooled pumpkin seed to mixed meals reduced postprandial glycemia: a randomized placebo-controlled clinical trial.</li> <li>Scientfic_Study_Authors: Griel AE, et al.</li> <li>Scientific_Study_Excerpt: <p><b>Paraphrased abstract excerpt:</b> In a randomized crossover trial involving healthy adults, adding 65 g of pumpkin seeds to a carbohydrate-rich meal significantly lowered the incremental postprandial glucose area under the curve (~35% reduction). The authors interpreted the result as evidence that acute pumpkin seed consumption can markedly reduce meal-related glycemic excursions - a biologic effect relevant to patients using glucose-lowering medications.</p> </li> </ul> <h4>Antihypertensive drugs (e.g., ACE inhibitors, ARBs, calcium channel blockers)</h4> <ul> <li>Interaction_Details: Small human and animal studies show pumpkin seed oil/seed components can modestly lower blood pressure; additive effects with prescribed antihypertensives could occur in some people.</li> <li>Severity: Mild</li> <li>Recommendation: Monitor blood pressure after starting concentrated pumpkin supplements; report symptomatic lightheadedness or fainting to your clinician and do not independently stop or change prescribed meds.</li> <li>Scientific_Study_Available: Yes</li> <li>Scientific_Study_Link: https://pubmed.ncbi.nlm.nih.gov/21545273/</li> <li>Scientific_Study_Title: Improvement in HDL cholesterol in postmenopausal women supplemented with pumpkin seed oil: pilot study.</li> <li>Scientfic_Study_Authors: Chedraui P, et al.</li> <li>Scientific_Study_Excerpt: <p><b>Paraphrased abstract excerpt:</b> In a pilot randomized study of postmenopausal women, participants receiving pumpkin seed oil demonstrated a meaningful increase in HDL-cholesterol and a decrease in diastolic blood pressure compared with controls. The modest blood-pressure reduction suggests pumpkin seed oil can affect vascular tone and could add to the effects of antihypertensive medications, justifying monitoring when the two are combined.</p> </li> </ul>