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Premier Research LabsBotanicals & extracts

AdrenaVen, 60 capsules

£33.58 for 60 capsules at Healf. It carries more than one active ingredient, so it is not ranked against single-ingredient products. Each price below counts one ingredient only.

What it really costs, per 1 g£2.36One 1 g dose is our comparison unit for cordyceps. It is not a recommendation.
A day£2.36
A week£16.50
A month£70.69
A year£860.12

At one 1 g dose a day, this pack lasts 14 days. A month is 30 days, so twelve of them is not quite a year.

How we worked it out

Cordyceps

  • Servings: 60 ÷ 2 per serving = 30
  • In the pack: 30 × 475 mg = 14.3 g
  • £33.58 ÷ 14.3 g × 1 g = £2.36 per 1 g
  • A week £2.36 × 7 = £16.50 · a month × 30 = £70.69 · a year × 365 = £860.12
  • Amount per serving: extract weight stated on the label.

Chlorella

  • Servings: 60 ÷ 2 per serving = 30
  • In the pack: 30 × 54 mg = 1.62 g
  • £33.58 ÷ 1.62 g × 3 g = £62.19 per 3 g
  • A week £62.19 × 7 = £435.30 · a month × 30 = £1865.56 · a year × 365 = £22697.59
  • Amount per serving: stated on the label.

Rhodiola rosea

  • Servings: 60 ÷ 2 per serving = 30
  • In the pack: 30 × 122 mg = 3.66 g
  • £33.58 ÷ 3.66 g × 400 mg = £3.67 per 400 mg
  • A week £3.67 × 7 = £25.69 · a month × 30 = £110.10 · a year × 365 = £1339.53
  • Amount per serving: extract weight stated on the label.

The standard dose is a comparison unit, not a recommendation. Always confirm the price on the retailer's site. How we compare everything.

How it compares: chlorella

All 6, ranked →
ChlorellaCheapest per 3 gHealf · 500 mg a serving · £10.31 a month · a pack lasts 33 days34p£11.45View at Healf (opens in a new tab)
Chlorella Rich in Chlorophyll 3000mg 120 TabletsHolland & Barrett · 3 g a serving · £17.68 a month · a pack lasts 20 days59p£11.79View at Holland & Barrett (opens in a new tab)
WeightWorldOrganic Spirulina & Chlorella CapsulesWeightWorld · 870 mg a serving · £21.94 a month · a pack lasts 23 days73p£16.97View at WeightWorld (opens in a new tab)
Premier Research LabsThis productHealf · 54 mg a serving · £1865.56 a month · a pack lasts under a day£62.19shown above

Ranked purely by price per 3 g. 7 combination products also contain chlorella.

How it compares: rhodiola rosea standardised extract

All 6, ranked →
Rhodiola Stress Relief 60 Tablets 200mgCheapest per 400 mgHolland & Barrett · 200 mg a serving · £20.69 a month · a pack lasts 30 days69p£20.69View at Holland & Barrett (opens in a new tab)
Rhodiola RoseaHealf · 100 mg a serving · £27.39 a month · a pack lasts 23 days91p£20.54View at Healf (opens in a new tab)
Rhodiola Rosea SupplementLamberts Healthcare (Nature's Best) · 117.3 mg a serving · £32.96 a month · a pack lasts 13 days£1.10£14.50View at Lamberts Healthcare (opens in a new tab)
Premier Research LabsThis productHealf · 122 mg a serving · £110.10 a month · a pack lasts 9 days£3.67shown above

Ranked purely by price per 400 mg. 32 combination products also contain rhodiola rosea.

On the label

Cordyceps · Mycelium (incl. CS-4)
475 mg per serving (extract weight stated on the label)
Chlorella · Chlorella
54 mg per serving (stated on the label)
Pack
60 capsules · 30 servings · 2 capsule(s) a serving
Cost per serving
£1.12 (30 servings in the pack)
More label details
Rhodiola rosea · Standardised extract (3% rosavins)
122 mg per serving (extract weight stated on the label)
Sold by
Healf
What the listing says
“60 caps” · “Servings Per Container: 30” · “Serving Size: 2 Capsules” · “(Chlorella Sorokiniana) ; 54 mg”
Ingredients

Fermented Organic Cordyceps (Mycelia) Extract (Cordyceps Sinensis), Eleuthero (Root) (Eleutherococcus Senticosus), Rhodiola Extract (Root) (Rhodiola Rosea) (Minimum 1% Salidrosides, 3% Rosavins), Organic Chlorella (Whole; Broken Cell, Wall) (Chlorella Sorokiniana), Bromelain Enzyme Blend [Bromelain (from pineapple), Japanese Knotweed (root) Extract (Polygonum cuspidatum), Humic Acid], Organic Burdock (Root) (Arctium Lappa), Plant-Source Capsules (Cellulose, Water)

From the Healf listing. Check the pack itself if you have an allergy: labels mark allergens in bold.

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One 1 g dose is our comparison unit, not a recommendation.

Price history

No price change since 1 October 2026. Checked on 20 days, most recently 20 October 2026.

Price at every check
£33.58Healf
First recorded
£33.581 Oct
Checked on
20 dayssince 1 Oct
Pack price at each check.
  1. First checked at Healf: £33.58

Questions about this product

How much does Premier Research Labs AdrenaVen cost per 3 g?

£62.19 per 3 g, from £33.58 for 60 capsules at Healf, checked on 20 October 2026.

How long does one pack last?

under a day at one 3 g dose. The pack holds 1.62 g in total.

How much does Premier Research Labs AdrenaVen cost per 1 g?

£2.36 per 1 g, from £33.58 for 60 capsules at Healf, checked on 20 October 2026.

How long does one pack last?

14 days at one 1 g dose. The pack holds 14.3 g in total.

How much does Premier Research Labs AdrenaVen cost per 400 mg?

£3.67 per 400 mg, from £33.58 for 60 capsules at Healf, checked on 20 October 2026.

How long does one pack last?

9 days at one 400 mg dose. The pack holds 3.66 g in total.

Keep comparing

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