Supplements & Vitamins Guide

Dietary supplements can play an important role in supporting your health, but understanding what to take, how much, and potential risks is essential. Our evidence-based supplements guide provides detailed information about vitamins, minerals, and natural health products to help you make informed decisions with your healthcare provider.

100 supplements
Food sources included
Safety information

Rhodiola Rosea

Rhodiola extract, Golden root

HerbalCapsuleNatural

Rhodiola rosea is an adaptogenic herb native to arctic and alpine regions that has been used in traditional Scandinavian and Russian medicine for over 1,000 years to enhance resilience, physical performance, and mental function. The root contains bioactive compounds including rosavin and salidroside that modulate stress hormones and neurotransmitters. Extensively studied in clinical trials, Rhodiola demonstrates significant benefits for stress management, fatigue reduction, and cognitive enhancement.

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Black Cohosh

Cimicifuga racemosa, Bugbane

HerbalCapsuleNatural

Black cohosh is a flowering plant native to North America whose rhizome has been used by Indigenous peoples and subsequently in European herbal medicine to support women's hormonal health, particularly during menopause. The root contains triterpene glycosides and other compounds that interact with serotonin and estrogen pathways. Extensively researched, black cohosh shows significant effectiveness for reducing menopausal symptoms without systemic hormonal effects.

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Ginger

Zingiber officinale, Ginger root

HerbalCapsuleNatural

Ginger is a pungent rhizome (underground stem) from the Zingiber officinale plant that has been used in Asian medicine for over 2,500 years for digestive support and anti-inflammatory benefits. The root contains potent bioactive compounds including gingerols and shogaols that provide analgesic, anti-inflammatory, and prokinetic properties. Modern research validates traditional uses and reveals additional benefits for nausea, inflammation, and digestive function.

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Chamomile

Matricaria chamomilla, German chamomile

HerbalCapsuleNatural

Chamomile is a delicate flowering herb with a long history of use in traditional medicine for promoting relaxation, supporting sleep, and soothing digestive upset. The flowers contain bioactive compounds including apigenin, a flavonoid that binds to benzodiazepine receptors in the brain. Modern research confirms its traditional use for anxiety, insomnia, and digestive discomfort, with an excellent safety profile making it suitable for diverse populations including children and elderly individuals.

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Peppermint

Mentha piperita, Peppermint leaf

HerbalCapsuleNatural

Peppermint is an aromatic herb resulting from the natural hybrid of spearmint and water mint, widely used in traditional medicine for digestive support and respiratory clarity. The leaves and essential oil contain menthol, which provides antispasmodic, cooling, and muscle-relaxing properties. Extensive research validates its traditional use for irritable bowel syndrome symptoms, indigestion, and headaches, with demonstrated effectiveness in clinical trials.

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Fenugreek

Trigonella foenum-graecum, Methi

HerbalCapsuleNatural

Fenugreek is an herbaceous plant whose seeds have been used in Ayurvedic and traditional Indian medicine for thousands of years to support blood sugar metabolism, lactation in nursing mothers, and hormonal balance. The seeds contain galactomannan fiber, saponins, and other compounds that slow glucose absorption and support metabolic health. Modern research validates traditional uses for blood sugar regulation and supports emerging evidence for other metabolic benefits.

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Holy Basil / Tulsi

Ocimum sanctum, Tulsi

HerbalCapsuleNatural

Holy basil, known as Tulsi in Sanskrit, is a sacred herb in Ayurvedic and Hindu traditions used for over 3,000 years to promote physical health, mental clarity, and spiritual wellness. The plant contains eugenol, ursolic acid, and other compounds with adaptogenic, antioxidant, and anti-inflammatory properties. Modern research validates its traditional uses for stress resilience, immune support, and cognitive enhancement, earning recognition as an adaptogenic herb comparable to ashwagandha and ginseng.

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Astragalus

Astragalus membranaceus, Huang qi

HerbalCapsuleNatural

Astragalus is a perennial plant native to northern China and Mongolia whose root has been used in traditional Chinese medicine for over 2,000 years to strengthen immune function and support overall vitality. The root contains polysaccharides, saponins, and flavonoids that enhance immune cell activity and promote longevity. Modern research validates its traditional reputation as an immune tonic, with demonstrated effects on natural killer cells, immune resilience, and infection prevention.

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Berberine

Berberine HCl, Goldenseal extract

HerbalCapsuleNatural

Berberine is an alkaloid compound found in various plants including goldenseal, barberry, and Oregon grape that has been used in traditional Ayurvedic and Chinese medicine for thousands of years. The compound exerts powerful effects on glucose metabolism, lipid metabolism, and antimicrobial function. Modern research demonstrates berberine's effectiveness for metabolic health and glucose control, with clinical efficacy comparable to some pharmaceutical diabetes medications.

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Evening Primrose Oil

EPO, Gamma-linolenic acid

Fatty AcidsSoftgelNatural

Evening primrose oil is extracted from the seeds of the evening primrose plant (Oenothera biennis), a native North American plant. The oil is rich in gamma-linolenic acid (GLA), an omega-6 polyunsaturated fatty acid that the body converts to anti-inflammatory compounds. Evening primrose oil has been extensively researched for supporting hormonal balance, joint health, and skin health, with particular benefits for women's health conditions.

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Flaxseed Oil

Linseed oil, Flax oil

Fatty AcidsSoftgelNatural

Flaxseed oil is extracted from the seeds of the flax plant (Linum usitatissimum), an ancient crop cultivated for thousands of years. The oil is exceptionally rich in alpha-linolenic acid (ALA), a plant-based omega-3 polyunsaturated fatty acid that the body converts to EPA and DHA, the beneficial omega-3 fatty acids typically associated with fish oil. Flaxseed oil provides a vegetarian/vegan alternative to fish oil with documented cardiovascular and anti-inflammatory benefits.

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Conjugated Linoleic Acid / CLA

CLA, Conjugated linoleic acid

Fatty AcidsSoftgelNatural

Conjugated linoleic acid (CLA) is a naturally occurring polyunsaturated fatty acid found primarily in dairy and beef products from grass-fed animals. The most beneficial forms, c9,t11-CLA and t10,c12-CLA, support body composition and metabolic health through multiple mechanisms. CLA has been extensively researched for fat loss, muscle preservation, and metabolic benefits, with clinical evidence supporting modest effects on body composition when combined with exercise.

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MCT Oil

Medium-Chain Triglycerides, Coconut Oil Extract

Fatty AcidsLiquid OilNatural

MCT oil contains medium-chain triglycerides derived primarily from coconut or palm oil. These fats are 6-10 carbons long, making them easier to digest and absorb than long-chain fats. MCT oil is rapidly metabolized by the liver, providing quick energy and potentially supporting ketone production for cognitive function.

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Krill Oil

Antarctic Krill Oil, Krill Extract

Fatty AcidsSoftgel CapsuleNatural

Krill oil is extracted from Antarctic krill, tiny shrimp-like crustaceans rich in omega-3 fatty acids (EPA and DHA), phospholipids, and astaxanthin. The phospholipid-bound omega-3s in krill oil are highly bioavailable, potentially offering superior absorption compared to traditional fish oil. The natural astaxanthin content provides antioxidant benefits.

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Coenzyme Q10

CoQ10, Ubiquinone

AntioxidantsSoftgel CapsuleNatural

Coenzyme Q10 is a fat-soluble antioxidant compound synthesized by your body and essential for energy production in cell mitochondria. While your body produces CoQ10 naturally, production declines with age and in certain disease states. CoQ10 exists in two forms: ubiquinone (oxidized) and ubiquinol (reduced), with ubiquinol being more readily absorbed.

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Collagen

Collagen Peptides, Hydrolyzed Collagen

ProteinsPowderNatural

Collagen is the most abundant protein in the human body, forming the structure of skin, bones, cartilage, tendons, and ligaments. Collagen supplements are typically derived from bovine, marine, or plant sources and are hydrolyzed into small peptides for enhanced absorption. There are multiple collagen types, with types I, II, and III being most relevant for supplementation.

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Glucosamine

Glucosamine Sulfate, Glucosamine Hydrochloride

Joint HealthCapsuleNatural

Glucosamine is an amino sugar that plays a crucial role in building cartilage, the protective tissue that covers bone joints. It is typically derived from shellfish shells or synthesized in laboratories. Glucosamine helps maintain cartilage integrity and may slow cartilage breakdown in osteoarthritis. It exists in three main forms: glucosamine sulfate, glucosamine hydrochloride, and N-acetyl glucosamine.

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Chondroitin

Chondroitin Sulfate, Glycosaminoglycan

Joint HealthCapsuleNatural

Chondroitin is a large glycosaminoglycan molecule derived from cartilage of animals, typically bovine (cattle) or marine (shark, ray). It helps cartilage retain water, maintain cushioning properties, and resist compression. Chondroitin attracts water molecules into cartilage, promoting elasticity and shock absorption in joints. It may also have anti-inflammatory properties.

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MSM

Methylsulfonylmethane, Dimethyl Sulfone

Joint HealthCapsuleNatural

MSM (methylsulfonylmethane) is an organic sulfur compound found naturally in plants, animals, and humans. Sulfur is essential for collagen and keratin formation, which are crucial structural components of joints, skin, hair, and nails. MSM crosses the blood-brain barrier and may have systemic anti-inflammatory effects throughout the body.

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Alpha-Lipoic Acid

ALA, Thioctic Acid

AntioxidantsCapsuleNatural

Alpha-lipoic acid is a powerful antioxidant compound synthesized by your body and found in small amounts in foods. ALA is unique because it is both water and fat-soluble, allowing it to work throughout the entire cell. It plays essential roles in energy production and has been shown to regenerate other antioxidants like vitamins C and E, amplifying their protective effects.

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Resveratrol

Trans-Resveratrol, Polyphenol

AntioxidantsCapsuleNatural

Resveratrol is a polyphenolic compound produced by plants in response to stress, particularly found in red grapes, red wine, and berries. It is a potent antioxidant that may activate sirtuins, enzymes involved in cellular aging and longevity pathways. Resveratrol crosses the blood-brain barrier and has been studied for effects on age-related diseases.

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Quercetin

Bioflavonoid, Flavonol

AntioxidantsCapsuleNatural

Quercetin is a powerful bioflavonoid and antioxidant found in many plant foods, particularly apples, onions, tea, and berries. It has anti-inflammatory and antihistamine properties that make it valuable for immune function and allergy management. Quercetin crosses cell membranes effectively and can accumulate in tissues, providing sustained antioxidant protection.

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Spirulina

Blue-Green Algae, Arthrospira

SuperfoodsPowderNatural

Spirulina is a nutrient-dense blue-green algae (cyanobacteria) that has been consumed for centuries and is now recognized as a complete protein source. It thrives in alkaline freshwater environments and is harvested, dried, and sold as a supplement. Spirulina contains nearly all essential amino acids, making it valuable for vegetarians and vegans seeking complete protein.

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Chlorella

Chlorella Algae, Chlorella Pyrenoidosa

SuperfoodsTabletNatural

Chlorella is a single-celled green freshwater alga rich in chlorophyll, protein, and micronutrients. It is notably higher in chlorophyll content than spirulina, giving it its distinctive green color. Chlorella contains a cell wall that must be broken down for nutrient absorption; reputable supplements use 'broken-cell-wall' processing to enhance bioavailability.

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Supplement Safety

Dietary supplements are not regulated by the FDA in the same way as prescription medications. Always consult with your healthcare provider before starting any supplement, especially if you are pregnant, nursing, taking medications, or have a medical condition. Supplements can interact with medications and may not be safe for everyone.