What “Bilberry” means — the plant & extract basics
“Bilberry” refers to the fruit of the plant Vaccinium myrtillus. Many NZ supplements use “bilberry extract (fruit)” rather than raw fresh fruit. Extracts are often standardised — meaning the manufacturer ensures a certain concentration of “active compounds” per dose. The Key Active Ingredient: Anthocyanins / Anthocyanidins The most important bioactive components in bilberry are anthocyanins (or anthocyanidins / anthocyanosides / flavonoids). These pigments give bilberry its deep blue-purple colour. These anthocyanins are strong antioxidants — meaning they help neutralise free radicals and oxidative stress in the body. Because of that antioxidant activity, bilberry is often promoted for eye health, blood vessel / capillary support, circulation, and general antioxidant protection.
For example: in a NZ supplement sold as “Bilberry Fruit” by a supplier, the extract is “standardised to 25% anthocyanins” — meaning 25% of the extract mass is anthocyanins.
What are the main “key ingredients” in Blueberries
Here are the nutrients and bioactive compounds that make blueberries special.
Basic Nutrients (Vitamins, Minerals, Fiber, Water) Blueberries are low in calories and fat, but provide healthy fiber, water, some carbohydrates, a little protein. They contain vitamins such as Vitamin C, Vitamin K, and small amounts of Vitamin A, some B‑group vitamins, minerals (e.g. manganese, potassium, magnesium). The fiber helps with digestion, and vitamins + minerals support general health (immune system, skin, bones, etc.). Bioactive Compounds & Antioxidants (“Phytochemicals”)
The most important — and often most beneficial — components in blueberries are plant compounds rather than basic vitamins/minerals.
Anthocyanins — These are pigments that give blueberries their deep blue / purple colour. They are powerful antioxidants and are thought to be largely responsible for many of blueberries’ health-promoting effects. Flavonoids (including flavonols, flavan‑3‑ols, etc.) — Blueberries also contain other flavonoids (like quercetin, myricetin, catechins) and polyphenols. These compounds have antioxidant, anti-inflammatory, cardiovascular‑protective, and possibly neuroprotective effects. Polyphenols & phenolic acids / compounds — Beyond anthocyanins and flavonoids, blueberries contain various phenolic compounds (e.g. tannins, organic acids) that contribute to antioxidant capacity and potential health effects.
Colostrum is often highlighted as a key ingredient in various health supplements, particularly for immune support and gut health. The key active components in colostrum include:
Immunoglobulins (IgG, IgA, IgM) – These are antibodies that help support the immune system. Lactoferrin – A protein with antibacterial and antiviral properties. Growth Factors (IGF-1, TGF-β) – Support tissue repair and gut health. Proline-Rich Polypeptides (PRPs) – Help modulate the immune response. Vitamins & Minerals – Including vitamin A, vitamin E, zinc, and selenium.
In New Zealand, colostrum is typically sourced from grass-fed dairy cows, which are prized for high-quality bioactive components due to the clean, pasture-based environment.
Evening Primrose Oil (EPO) supplements are commonly used for skin, hormonal, and inflammatory support. The key active ingredient in Evening Primrose Oil is:
Gamma-Linolenic Acid (GLA) – an omega-6 fatty acid that supports:
Hormonal balance (especially for PMS and menopause symptoms) Skin health (eczema, dryness, and inflammation) Anti-inflammatory effects throughout the body Linoleic Acid – another essential omega-6 fatty acid that helps maintain healthy skin and cell function.
New Zealand EPO is usually cold-pressed from the seeds of the evening primrose plant to preserve the delicate fatty acids.
Green-Lipped Mussel (Perna canaliculus) is widely used in supplements for joint and overall health. The key active components include:
Omega-3 Fatty Acids (EPA & DHA) – support cardiovascular health and reduce inflammation. Unique Glycosaminoglycans (GAGs) – such as chondroitin and hyaluronic acid, which help maintain cartilage and joint flexibility. Proteins & Peptides – may support tissue repair and anti-inflammatory effects. Minerals – including zinc, magnesium, and selenium for overall health.
Benefits commonly associated with New Zealand Green-Lipped Mussel supplements:
Reduces joint pain and stiffness, especially in arthritis Supports mobility and cartilage health Anti-inflammatory effects throughout the body
New Zealand Green-Lipped Mussels are sustainably harvested from clean coastal waters, which preserves the bioactive compounds.
A complex of flavonolignans (mainly silibinin, silychristin, silydianin) The main bioactive ingredient responsible for liver-protective effects What Silymarin Does Liver detox support Helps regenerate liver cells Protects liver from toxins (alcohol, medications, pollution) Powerful antioxidant and anti-inflammatory activity Supports healthy digestion Common Forms in New Zealand Supplements Milk Thistle Extract (standardised to 70–80% silymarin) Sometimes combined with:
Dandelion root Artichoke extract Turmeric (curcumin) Globe artichoke Popular Uses General liver health Fatty liver support Detox / cleansing Supporting digestion after heavy meals or alcohol
Lanolin is a common ingredient in skincare and personal care products. The key components and functions are:
Wool Fat (Lanolin Alcohols & Esters) – acts as an emollient, forming a protective barrier on the skin to lock in moisture. Fatty Acids – such as cholesterol, palmitic acid, and oleic acid, which help nourish and soften skin. Hydrating Properties – attracts water and keeps skin hydrated, making it especially useful for dry or sensitive skin. Skin Barrier Support – helps protect skin from environmental damage and irritation.
Uses in New Zealand products:
Moisturizers and creams Lip balms and ointments Baby skincare products Healing balms for dry or cracked skin
New Zealand lanolin is typically refined from sheep wool, often from grass-fed sheep, making it high-quality and hypoallergenic.
Lutein is a carotenoid, specifically a xanthophyll, found in leafy green vegetables and some fruits. The body cannot produce lutein, so it must come from food or supplements.
Key Active Ingredients / Components in Lutein 1. Lutein (main carotenoid) Acts as a powerful antioxidant Helps protect the eyes from blue light and oxidative stress 2. Zeaxanthin (often included together) Works with lutein to support macular health Helps filter harmful blue light Main Health Benefits Eye Health Supports the macula and retina Helps reduce the risk or progression of Age-Related Macular Degeneration (AMD) May lower the risk of cataracts Protects eyes from blue light exposure Antioxidant Protection Reduces oxidative stress in cells Helps protect against age-related cell damage Brain Health (possible benefit) Some research suggests lutein may support cognitive function. Lutein in New Zealand Supplements
Recommended to take with a meal containing fat, because lutein is fat-soluble
Usually extracted from marigold flowers (Tagetes erecta)
Often combined with Zeaxanthin, and sometimes:
Vitamin C Vitamin E Selenium Zinc Commonly found in eye-health formulas
Noni is the fruit of Morinda citrifolia, a tropical plant widely used in traditional medicine across the Pacific, Southeast Asia, and Polynesia. In New Zealand many noni-based products — juices or capsules — use Noni fruit (dried/powder or juice) as their base. Key Bioactive Components of Noni
Noni contains a variety of nutrients and plant compounds that may contribute to its health effects. Main bioactive ingredients include:
Vitamins — especially Vitamin C. Minerals — e.g. potassium, calcium, magnesium, iron, etc. Amino acids / proteins — Noni juice/powder contains some proteins and amino acids. Phytochemicals / plant compounds — this is probably the most important category. These include:
Phenolics, flavonoids, iridoids, anthraquinones — naturally occurring antioxidants & anti-inflammatory agents. Specific compounds such as scopoletin, ursolic acid, damnacanthal, xeronine/proxeronine, and others. Polysaccharides (complex carbohydrates) — thought to contribute to immune-modulating effects. What These Components Are Thought to Do (Potential Benefits)
Because of the mix of nutrients and bioactive compounds, Noni is sometimes used or marketed for a wide range of potential health-supporting roles:
General nutrition — as a source of some vitamins, minerals, and amino acids, Noni can contribute to overall nutrient intake.
Antioxidant effects — compounds like flavonoids, phenolics, vitamins (especially vitamin C) help neutralize free radicals, which might help reduce cellular damage.
Anti-inflammatory & analgesic (pain-relief) action — some of the phytochemicals (e.g. scopoletin, ursolic acid) have shown anti-inflammatory or pain-modulating properties in studies.
Immune support — vitamins, minerals, antioxidants and polysaccharides might collectively support the immune system.
Omega-3 supplements are very popular for heart, brain, and joint health. The key active ingredients are:
EPA (Eicosapentaenoic Acid) – an omega-3 fatty acid that:
Supports cardiovascular health Reduces inflammation May improve mood and cognitive function DHA (Docosahexaenoic Acid) – an omega-3 fatty acid that:
Supports brain and eye health Important for fetal and infant development Helps maintain healthy cell membranes ALA (Alpha-Linolenic Acid) – plant-based omega-3 (less potent than EPA/DHA) found in flaxseed and chia oil.
Sources in New Zealand supplements:
Fish oil – typically from sustainably sourced fish Krill oil – rich in EPA/DHA and phospholipids Algal oil – a vegetarian/vegan source of DHA
New Zealand Omega-3 products often highlight sustainability and purity, ensuring low heavy metals and contaminants.
Ovine Placenta is used primarily in health and beauty supplements. The key active components include:
Growth Factors – such as IGF-1 (Insulin-like Growth Factor) which may support skin regeneration, tissue repair, and overall cell renewal. Amino Acids & Peptides – building blocks for collagen and elastin, supporting skin elasticity and hydration. Vitamins & Minerals – including B vitamins, iron, and trace elements that nourish skin and hair. Placental Proteins – thought to promote skin health, reduce wrinkles, and enhance overall vitality.
New Zealand ovine placenta is usually sourced from pasture-raised sheep, ensuring high-quality bioactive components. It is commonly found in:
Skincare capsules and serums Anti-aging supplements Hair and nail health products
Propolis is a well-known natural immune-support ingredient. The key active components include:
Flavonoids
Strong antioxidant and antibacterial compounds Main measure of propolis quality (often shown as flavonoid mg or BIO rating) Caffeic Acid Phenethyl Ester (CAPE)
Supports immune function Known for anti-inflammatory and antiviral activity Phenolic Acids
Help fight bacteria and support healing Amino Acids, Vitamins & Minerals
Support overall immune strength
New Zealand propolis is usually sourced from bees feeding on native plants like manuka and kanuka, giving it high bioactive content.
The signature component of royal jelly Supports immune function, skin regeneration, anti-aging effects Higher % = higher quality Protein Complexes (MRJPs: Major Royal Jelly Proteins)
Support cell repair and tissue regeneration Amino Acids
Building blocks for skin, immune, and energy support Vitamins (B-complex: B1, B2, B3, B5, B6, B7, B12)
Boost metabolism, energy, and skin health Minerals – calcium, zinc, iron, potassium
Uses: Anti-aging skin support Energy and vitality Immune support Hormonal balance (often used by women)
The most important component. Supports joint cushioning, cartilage repair, and reduced inflammation. Often used for osteoarthritis and joint stiffness. Glucosamine (naturally occurring)
Helps maintain cartilage structure and joint mobility. Works together with chondroitin for joint protection. Calcium & Phosphorus
Natural minerals found in cartilage. Supports bone strength and overall skeletal health. Collagen Proteins
Structural proteins that support joint elasticity, tissue repair, and skin health. Mucopolysaccharides (GAGs)
Includes hyaluronic acid-like compounds. Helps lubricate joints and reduce inflammation.
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