
Vitamin B17, also known as amygdalin or laetrile, is a compound found in certain seeds, nuts, and fruits, though its classification as a vitamin remains controversial. Foods rich in this compound include apricot kernels, apple seeds, bitter almonds, and to a lesser extent, millet and buckwheat. These sources are often touted for their potential health benefits, particularly in alternative medicine, despite ongoing debates about their safety and efficacy. It’s important to note that consuming large amounts of these foods can be toxic due to the release of cyanide during digestion, so moderation and caution are advised.
| Characteristics | Values |
|---|---|
| Food Sources | Apricot kernels, bitter almonds, apple seeds, peach pits, plum kernels, cherry pits, nectarine seeds, millet, cassava (tapioca), bamboo shoots, and some berries like elderberries and raspberries. |
| Vitamin B17 Content | Highest in apricot kernels (up to 5% of their weight), followed by bitter almonds and fruit seeds/pits. |
| Alternative Name | Amygdalin or Laetrile (though not officially recognized as a vitamin). |
| Health Claims | Often associated with cancer prevention (controversial and not scientifically proven). |
| Safety Concerns | Contains cyanide-releasing compounds; excessive consumption can lead to toxicity. |
| Recommended Intake | No official dietary recommendation due to safety concerns. |
| Availability | Found in raw, unprocessed seeds, kernels, and certain whole foods. |
| Processing Impact | Cooking or processing may reduce or eliminate amygdalin content. |
| Controversy | Not recognized as a vitamin by mainstream science; considered a pseudoscientific concept. |
| Regulation | Banned in some countries for medical use due to lack of evidence and safety risks. |
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What You'll Learn
- Apricot Seeds: Rich in vitamin B17, apricot seeds are a popular natural source
- Apple Seeds: Consuming apple seeds provides a significant amount of vitamin B17
- Bitter Almonds: Bitter almonds are a potent source of vitamin B17
- Cassava Roots: Cassava roots contain vitamin B17, especially in their raw form
- Bamboo Shoots: Bamboo shoots are another edible source of vitamin B17

Apricot Seeds: Rich in vitamin B17, apricot seeds are a popular natural source
Apricot seeds, often overlooked in favor of the fruit’s sweet flesh, are a powerhouse of vitamin B17, also known as amygdalin. These small, almond-shaped kernels pack a concentrated dose of this nutrient, making them a favorite among health enthusiasts seeking natural sources of B17. Unlike supplements, apricot seeds offer a whole-food approach, preserving the synergy of naturally occurring compounds. However, their potency demands caution—consuming more than 10–12 seeds daily can lead to potential side effects due to the release of cyanide during digestion.
To harness the benefits of apricot seeds safely, start with a conservative approach. Adults can begin with 1–2 seeds per day, gradually increasing to 5–6 seeds as tolerated. It’s crucial to source bitter apricot seeds, as they contain higher levels of B17 compared to sweeter varieties. For those new to B17, pairing apricot seeds with vitamin C-rich foods like citrus or bell peppers can enhance absorption and mitigate potential risks. Pregnant or nursing individuals, as well as children, should avoid apricot seeds due to their cyanogenic properties.
Comparatively, apricot seeds stand out among other B17 sources like apple seeds or bitter almonds due to their accessibility and ease of consumption. While apple seeds require extraction and bitter almonds are often regulated, apricot seeds can be purchased whole or in powdered form, making them a convenient addition to smoothies, yogurt, or trail mixes. Their slightly bitter, nutty flavor complements both sweet and savory dishes, offering versatility in dietary incorporation.
Despite their benefits, apricot seeds are not without controversy. Critics argue that the cyanide-releasing properties of B17 pose a health risk, particularly at high doses. However, proponents counter that when consumed in moderation and as part of a balanced diet, apricot seeds can support overall well-being. To navigate this debate, focus on informed, mindful consumption—listen to your body, monitor for adverse reactions, and consult a healthcare provider if unsure.
Incorporating apricot seeds into your diet is a practical way to boost B17 intake naturally. For optimal results, combine them with other nutrient-dense foods and stay within recommended limits. Whether you’re exploring B17 for its purported health benefits or simply seeking a new superfood, apricot seeds offer a unique, accessible option—provided you approach them with knowledge and caution.
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Apple Seeds: Consuming apple seeds provides a significant amount of vitamin B17
Apple seeds, often discarded without a second thought, are a surprising source of vitamin B17, also known as amygdalin. While the seeds themselves are small, their nutritional impact is noteworthy. A single apple contains approximately 5-8 seeds, and consuming the seeds from just one or two apples daily can contribute to your vitamin B17 intake. However, it’s essential to approach this practice with caution, as apple seeds also contain trace amounts of cyanide, which is released when the seeds are chewed or crushed. Moderation is key—crushing no more than 1-2 seeds per day is generally considered safe for adults, though consulting a healthcare provider is advisable.
From a comparative perspective, apple seeds stand out among vitamin B17 sources due to their accessibility and familiarity. Unlike apricot kernels, which are often consumed in supplement form, apple seeds are readily available in a fruit most people already eat. This makes them an easy addition to a diet focused on boosting vitamin B17 intake. However, their lower concentration of amygdalin compared to apricot kernels means more seeds would be needed to achieve similar levels, which underscores the importance of balancing intake to avoid potential risks.
For those interested in incorporating apple seeds into their diet, the process is straightforward but requires care. Start by selecting organic apples to minimize pesticide exposure. After eating the apple, carefully remove the seeds and lightly crush them using a mortar and pestle or the flat side of a knife. This releases the amygdalin without fully breaking down the seed’s protective outer layer, reducing cyanide release. Mix the crushed seeds into yogurt, smoothies, or oatmeal to mask their slightly bitter taste. Avoid heating the seeds, as this can increase cyanide production.
A critical takeaway is that while apple seeds offer a natural source of vitamin B17, they are not a substitute for a balanced diet or medical advice. Vitamin B17’s role in health is still debated, and its supplementation should be approached with caution, especially for children, pregnant women, or individuals with pre-existing health conditions. For adults, starting with a minimal amount—such as one crushed seed per day—and monitoring for any adverse reactions is a prudent approach. Always prioritize whole foods and consult a healthcare professional before making significant dietary changes.
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Bitter Almonds: Bitter almonds are a potent source of vitamin B17
Bitter almonds, unlike their sweet counterparts, contain significant amounts of amygdalin, a compound that breaks down into vitamin B17 (also known as laetrile) when ingested. This makes them one of the most potent natural sources of this controversial nutrient. While sweet almonds have amygdalin removed during processing, bitter almonds retain it, offering a concentrated dose. However, their consumption requires caution due to the presence of cyanide, a toxic byproduct of amygdalin breakdown.
To harness the potential benefits of vitamin B17 from bitter almonds, moderation is key. A safe daily intake is typically limited to 1-2 bitter almonds for adults, as consuming larger quantities can lead to cyanide poisoning. Pregnant or nursing women, children, and individuals with compromised liver or kidney function should avoid them entirely. For those interested in incorporating bitter almonds into their diet, they can be ground into a fine powder and added to smoothies, baked goods, or salads in minimal amounts.
Comparatively, bitter almonds stand out among other vitamin B17 sources like apricot kernels, apple seeds, and cassava. While these foods also contain amygdalin, bitter almonds provide a more concentrated dose per serving. However, their higher cyanide potential necessitates stricter control over consumption. This makes them a double-edged sword—a powerful source of vitamin B17 but one that demands careful handling and awareness of risks.
From a practical standpoint, sourcing bitter almonds can be challenging, as they are less commonly available than sweet almonds and often regulated due to their toxicity. When purchasing, ensure they are from a reputable supplier and clearly labeled as bitter almonds. Store them in a cool, dry place, and always keep them out of reach of children and pets. Despite their risks, when used responsibly, bitter almonds can be a unique addition to a diet focused on natural, nutrient-dense foods.
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Cassava Roots: Cassava roots contain vitamin B17, especially in their raw form
Cassava roots, a staple in many tropical regions, are a notable source of vitamin B17, particularly when consumed raw. This tuber, scientifically known as *Manihot esculenta*, contains cyanogenic glycosides, which release cyanide when metabolized. While this might sound alarming, the human body can detoxify small amounts, and traditional preparation methods further reduce risks. The raw form of cassava retains higher levels of vitamin B117 compared to cooked or processed versions, making it a valuable option for those seeking this nutrient. However, caution is essential, as improper consumption can lead to toxicity.
Analyzing the nutritional profile of cassava roots reveals their potential as a vitamin B17 source. Raw cassava contains approximately 100–200 mg of vitamin B17 per 100 grams, depending on the variety and growing conditions. This concentration is significantly higher than in cooked cassava, where heat degrades the cyanogenic compounds. For adults, a moderate intake of 50–100 grams of raw cassava daily can contribute to vitamin B17 intake without exceeding safe cyanide limits. However, this is not recommended for children, pregnant women, or individuals with compromised liver function due to the risk of cyanide accumulation.
Incorporating raw cassava into your diet requires careful preparation. Peeling and grating the root, followed by soaking in water for 24–48 hours, helps reduce cyanogenic content. Fermentation, a traditional method in many cultures, further enhances safety and digestibility. For a practical approach, blend grated cassava into smoothies or salads, ensuring it’s thoroughly soaked beforehand. Avoid consuming large quantities at once, and always pair it with vitamin C-rich foods, which aid in cyanide detoxification.
Comparatively, cassava roots stand out among vitamin B17 sources for their accessibility and affordability in tropical regions. Unlike apricot kernels or bitter almonds, which are often expensive or difficult to find, cassava is widely available and versatile. However, its raw consumption is less common due to safety concerns, making it a niche option for those well-versed in preparation techniques. For individuals in non-tropical areas, supplements or other food sources might be more practical, but cassava remains a unique, natural alternative for those with access.
In conclusion, cassava roots offer a potent source of vitamin B17, especially in their raw form, but their consumption demands knowledge and caution. By understanding dosage, preparation methods, and safety precautions, individuals can harness their nutritional benefits without risk. While not suitable for everyone, cassava roots provide a valuable option for those seeking vitamin B17 in its natural form, blending tradition and nutrition in a single tuber.
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Bamboo Shoots: Bamboo shoots are another edible source of vitamin B17
Bamboo shoots, often celebrated for their crisp texture and versatility in Asian cuisine, are more than just a culinary delight—they are a notable source of vitamin B17, also known as amygdalin. This compound, found in the seeds, nuts, and sprouts of many plants, has sparked interest for its potential health benefits, though its efficacy and safety remain subjects of debate. Incorporating bamboo shoots into your diet can be a natural way to explore the benefits of vitamin B117, but it’s essential to approach this with informed caution.
From a nutritional standpoint, bamboo shoots offer a unique profile. They are low in calories yet rich in dietary fiber, potassium, and antioxidants. The presence of vitamin B17 in bamboo shoots is particularly intriguing, as it is believed to support immune function and cellular health. However, the body of scientific research on vitamin B17 is limited, and its role in human health is not yet fully understood. For those interested in experimenting with bamboo shoots as a vitamin B17 source, moderation is key. Start with small portions, such as 1/4 to 1/2 cup per serving, to gauge tolerance and avoid potential side effects.
Incorporating bamboo shoots into your diet is straightforward. Fresh or canned varieties can be added to stir-fries, soups, or salads. When using canned bamboo shoots, rinse them thoroughly to reduce sodium content. For a simple recipe, sauté bamboo shoots with garlic, ginger, and soy sauce for a flavorful side dish. Pairing them with vitamin C-rich foods like bell peppers or broccoli can enhance nutrient absorption. However, avoid consuming raw bamboo shoots, as they contain toxins that are neutralized through cooking.
While bamboo shoots offer a natural way to include vitamin B17 in your diet, it’s crucial to consider potential risks. Vitamin B17 can release cyanide when metabolized, though the amounts in bamboo shoots are generally considered safe in moderate consumption. Pregnant or nursing individuals, as well as those with kidney or liver conditions, should consult a healthcare provider before adding bamboo shoots to their diet. Always prioritize variety in your food choices to ensure a balanced intake of nutrients.
In conclusion, bamboo shoots provide a unique and edible source of vitamin B17, making them a fascinating addition to a health-conscious diet. Their culinary versatility and potential health benefits make them worth exploring, but mindful consumption is essential. By understanding their nutritional profile and preparing them properly, you can enjoy bamboo shoots as part of a diverse and informed approach to wellness.
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Frequently asked questions
Vitamin B17, also known as amygdalin or laetrile, is a compound found in certain seeds, nuts, and fruits. While not officially recognized as a vitamin by all health authorities, it is believed by some to support immune function and potentially inhibit cancer cell growth, though scientific evidence is limited.
The best natural sources of Vitamin B17 include apricot kernels, apple seeds, bitter almonds, peach pits, plum kernels, and millet. Smaller amounts can also be found in berries, cassava, and certain legumes.
Consuming foods high in Vitamin B17 in moderation is generally considered safe for most people. However, excessive intake, especially from supplements or concentrated forms like apricot kernels, can lead to cyanide toxicity. Always consult a healthcare professional before significantly altering your diet or taking supplements.











































