Find capsules by goal
Say what you want help with. The finder shows what the GB register lets any seller claim for it, what the register assessed and refused, and the cheapest capsules per capsule for each ingredient. It quotes; it never advises.
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- Blood and iron
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Where the register allows less than sellers suggest
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Name it and the finder says whether the register authorises any claim for it for your goals, or refused one, or has never assessed it.
- None yet. Type an ingredient in the box above, for example “magnesium” or “turmeric”.
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Seller-stated only: vegan means the seller says vegan.
Libido and Focus and Joints and Heart
1569 capsules across 86 ingredientsLibido. Almost no ingredient holds an authorised register claim in this area, which is itself useful information: sellers may not claim what is not authorised. What people discuss appears below with its actual register status.
Focus. Some nutrients hold register claims relating to normal cognitive or psychological function, quoted exactly on their pages. The wording is precise and worth reading as written; anything beyond it is marketing, not authorised claim.
Joints. Joints carry the largest set of refused claims in the register: glucosamine, chondroitin, MSM, turmeric and collagen-for-joints wording were all assessed and turned down. What is authorised is narrow and quoted exactly on the ingredient pages: vitamin C for normal collagen formation for the normal function of cartilage, and manganese for normal formation of connective tissue. Versus Arthritis is the specialist charity for anything beyond nutrition.
Heart. This page collects ingredients whose register claims relate to the heart, blood pressure or cholesterol, quoted exactly. Diet, movement and prescribed medication come first in this area, and the British Heart Foundation below is the specialist charity for reliable information.
Nothing here is medical advice. The wording is the GB register's, quoted exactly; whether a product qualifies to use it is the seller's responsibility. Speak to a GP or pharmacist before taking a supplement, especially if you are pregnant, take medicines or have a diagnosed condition. Wording from the GB nutrition and health claims register; mapping reviewed 4 September 2026.
Holds an authorised claim
Vitamin C
2 authorised claims · 332 capsules · ingredient page- “Vitamin C contributes to normal collagen formation for the normal function of blood vessels” · Heart
- “Vitamin C contributes to normal collagen formation for the normal function of cartilage” · Joints
Zinc
1 authorised claim · 249 capsules · ingredient page- “Zinc contributes to normal cognitive function” · Focus
Not authorised for heart or joints: the register refused 2 claims there.
Vitamin B6
1 authorised claim · 185 capsules · ingredient page- “Vitamin B6 contributes to normal homocysteine metabolism” · Heart
Vitamin B12
1 authorised claim · 163 capsules · ingredient page- “Vitamin B12 contributes to normal homocysteine metabolism” · Heart
Folate
1 authorised claim · 138 capsules · ingredient page- “Folate contributes to normal homocysteine metabolism” · Heart
Iron
2 authorised claims · 87 capsules · ingredient page- “Iron contributes to normal cognitive function” · Focus
- “Iron contributes to normal cognitive development of children” · Focus
Not authorised for heart: the register refused 1 claim there.
Copper
1 authorised claim · 58 capsules · ingredient page- “Copper contributes to maintenance of normal connective tissues” · Joints
Not authorised for heart: the register refused 1 claim there.
Choline
1 authorised claim · 49 capsules · ingredient page- “Choline contributes to normal homocysteine metabolism” · Heart
Not authorised for focus: the register refused 1 claim there.
Iodine
1 authorised claim · 45 capsules · ingredient page- “Iodine contributes to normal cognitive function” · Focus
Pantothenic Acid
1 authorised claim · 36 capsules · ingredient page- “Pantothenic acid contributes to normal mental performance” · Focus
Manganese
1 authorised claim · 32 capsules · ingredient page- “Manganese contributes to the normal formation of connective tissue” · Joints
Not authorised for focus: the register refused 1 claim there.
Potassium
1 authorised claim · 32 capsules · ingredient page- “Potassium contributes to the maintenance of normal blood pressure” · Heart
Glucomannan
1 authorised claim · 6 capsules · ingredient page- “Glucomannan contributes to the maintenance of normal blood cholesterol levels” · Heart
Thiamine
1 authorised claim · 5 capsules · ingredient page- “Thiamine contributes to the normal function of the heart” · Heart
Beta Glucans
1 authorised claim · 4 capsules · ingredient page- “Beta-glucans contribute to the maintenance of normal blood cholesterol levels” · Heart
Chitosan
1 authorised claim · 4 capsules · ingredient page- “Chitosan contributes to the maintenance of normal blood cholesterol levels” · Heart
Betaine
1 authorised claim · 2 capsules · ingredient page- “Betaine contributes to normal homocysteine metabolism” · Heart
Alpha-Linolenic Acid
1 authorised claim · 1 capsule · ingredient page- “ALA contributes to the maintenance of normal blood cholesterol levels” · Heart
Not authorised for heart: the register refused 1 claim there.
Oleic acid
1 authorised claim · 1 capsule · ingredient page- “Replacing saturated fats in the diet with unsaturated fats contributes to the maintenance of normal blood cholesterol levels. Oleic acid is an unsaturated fat.” · Heart
Assessed by the register and not authorised
The register looked at claims for these relating to libido and focus and joints and heart and turned them down. Sellers may not make them. Prices are shown for ingredients you named; the rest link to their register page.
- Magnesium· 3 refused · 334
- Vitamin E· 4 refused · 97
- Calcium· 3 refused · 96
- Selenium· 2 refused · 95
- Vitamin K2· 1 refused · 63
- Vitamin B2· 1 refused · 62
- Alpha lipoic acid· 1 refused · 61
- L-theanine· 2 refused · 59
- Hyaluronic Acid· 2 refused · 52
- Niacin· 2 refused · 46
- Quercetin· 2 refused · 45
- Bromelain· 1 refused · 40
- Coenzyme Q10· 7 refused · 40
- Curcumin· 1 refused · 40
- L-Arginine· 5 refused · 35
- L-Tyrosine· 2 refused · 35
- DHA· 1 refused · 32
- Taurine· 3 refused · 31
- L-Glutamine· 3 refused · 29
- Inositol· 1 refused · 26
- Glucosamine· 6 refused · 25
- Boron· 1 refused · 24
- Collagen· 1 refused · 23
- Acetyl L-Carnitine· 1 refused · 22
- Astaxanthin· 1 refused · 22
- Chondroitin· 1 refused · 20
- creatine· 3 refused · 20
- L-Lysine· 1 refused · 18
- Citrus Bioflavonoids· 1 refused · 15
- phosphatidylserine· 4 refused · 15
- L-Methionine· 2 refused · 13
- Lycopene· 1 refused · 13
- L-Tryptophan· 1 refused · 12
- Rutin· 1 refused · 11
- Alfalfa· 1 refused · 9
- Bioflavonoids· 2 refused · 9
- L-Carnitine· 2 refused · 9
- Glucosamine Sulphate· 2 refused · 8
- Policosanol· 1 refused · 8
- Royal Jelly· 4 refused · 8
- Chondroitin Sulphate· 1 refused · 7
- L-Phenylalanine· 2 refused · 7
- pomegranate· 2 refused · 5
- Hesperidin· 1 refused · 4
- Methylsulfonylmethane· 2 refused · 4
- sugar beet fibre· 1 refused · 4
- 5-Hydroxytryptophan· 1 refused · 3
- Acacia gum· 2 refused · 3
- Gamma Linolenic Acid· 6 refused · 3
- Olive Oil· 1 refused · 3
- Soy Isoflavones· 1 refused · 3
- Glucosamine Hydrochloride· 1 refused · 2
- Green Lipped Mussel· 1 refused · 2
- Antioxidants· 1 refused · 1
- Berries· 1 refused · 1
- Branched Chain Amino Acids· 1 refused · 1
- Dietary fibre· 2 refused · 1
- Diosmin· 1 refused · 1
- Gamma-Aminobutyric Acid· 1 refused · 1
- Isoflavones· 1 refused · 1
- Krill Oil· 1 refused · 1
- L-Carnosine· 1 refused · 1
- Omega-3 fatty acids· 2 refused · 1
- Silicon· 2 refused · 1
- Sodium Hyaluronate· 1 refused · 1
- soy lecithin· 1 refused · 1
- Whey Protein· 1 refused · 1
Support & information
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