Is nac600 & nad daily complex profitable to sell on Amazon United Kingdom?

The niche generates £24K/yr across 18 tracked products. 3 of 14 products launched in the last 360 days are still selling. 90-day search growth is +152.1%. Flapen's verdict: Worth a look (60/100).

How competitive is the nac600 & nad daily complex niche?

16 brands and 17 sellers compete. The top 5 products take 64% of clicks and top 5 brands hold 66% of demand.

What do buyers complain about in nac600 & nad daily complex?

Top complaints mined from reviews: Smell, Dosage, Advertised Vs Actual Product. The return rate is 0.0%.

What does it cost to enter the nac600 & nad daily complex niche?

Listings span £5.83–£16.82; the average listing price is £12.70 (sweet spot $15–$100). The average incumbent carries 503 reviews — the moat a new listing must climb.

nac600 & nad daily complex

Worth a look

Shows low returns (0.0%), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.

Returns

Incredible0.0%

return rate — above 5% kills the launch gate

Growth

Incredible+152.1%

90-day search growth — must beat 0% to launch

Conversion

Great11.9%

search→purchase rate — share of searches ending in a sale

Review moat

Good502.56

avg incumbent reviews — the moat a new listing must climb

Brand share

Good66%

top-5 brand share — brands hold most of the demand

Quality gap

Good4.4★

avg incumbent rating — lower means beatable quality

Avg price

Good£12.70

avg listing price — sweet spot $15–$100

Competition

Okay64%

top-5 click share — leaders hold, buyers still browse

Price range

Bad£5.83–£16.82

cheapest to priciest tracked listing — scored on the share inside $15–$100

Market size

Bad£24K

£24K/yr · 16K searches

According to Flapen's Amazon United Kingdom niche tracking, nac600 & nad daily complex is a £24K/yr Amazon United Kingdom market (16K searches/yr). The top 5 brands hold 66% of demand. Verdict: Worth a look — 60/100.

Data updated Jul 25, 2026 · scored weekly · How we score niches

nac600 & nad daily complex market data

Units sold / yr: 2K–2K; avg 0–100/product
Revenue / yr: £19K–£25K; units × avg price
Conversion rate: 11.9%
Avg BSR: #46
Page quality: 0%
Prime: 100%
Sponsored: 94%
Out of stock: 16.0%
Avg brand age: 31 months
Avg seller age: 189 days

Competition & brand share

The top 5 products take 64% of clicks — established leaders, but buyers still shop beyond them.

Brands

Sellers

Top-5 brand share

66%

Top 20: 100%

Top-5 click share

64%

Top 20: 100%

Open market

28%

MIANZIPUL19%
HUNELAER15%
GMOLARSUSCO14%
PH PROWISE Healthcare10%
NEW LEAF PRODUCTS7%
chenyayun7%

Top nac600 & nad daily complex search terms

nac600 & nad daily complex11K/yr +455.7%12.3% conv.
nac nad supplement liver3K/yr -25.3%10.2% conv.
nac and nad supplement2K/yr -20.9%9.7% conv.

All search terms

Top nac600 & nad daily complex products on Amazon

Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.

Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 18 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

NAC 600mg with NAD+ Supplement Antioxidant for Cellular Energy & Glutathione Support Liver Wellness for Daily Stress Diet & Lifestyle MCT Oil Softgels 300 Count 100 Day Supply Non-GMO

MIANZIPUL£14.854.4★14 rev

NAC Supplement 600mg with NAD+ & MCT Oil N-Acetyl L-Cysteine Antioxidant for Glutathione Support Liver Health & Cellular Energy Support 300 Softgels Non-GMO Gluten Free 100 Day Supply

GMOLARSUSCO£15.084.0★17 rev

NAC N-Acetyl L-Cysteine 600 mg Softgels with NAD+ | Enhanced with Coconut & MCT Oil for Absorption | Supports Antioxidant Liver & Cellular Health | Non-GMO Gluten Free | 300 Softgels (100 Day Supply

HUNELAER£15.043.8★32 rev

PH PROWISE Healthcare£7.734.5★3,663 rev

NAC N-Acetyl-Cysteine 600mg Capsules N-Acetyl Cysteine Nutritional Supplements 180 NAC Capsules - Nac Supplement High Bioavailability Amino Acid - Vegan Friendly - Made in UK by New Leaf

NEW LEAF PRODUCTS£7.734.5★526 rev

Newest

by launch date

Liposomal NAC Supplement for Liver Detox & Cleanse NAC & NAD Daily Complex

VITAL VIBE£16.821 rev

1mo ago

NAC Supplement 1200mg Daily Serving NAC N-Acetyl L-Cysteine with NAD+

VITAL VIBE£16.122 rev

1mo ago

NAC N-Acetyl L-Cysteine 600 mg Equivalent with NAD+ Coconut & MCT Oil Antioxidant & Cellular Energy Support Glutathione Precursor Formula Non-GMO Gluten Free 300 Softgels

HUNELAER£12.916 rev

2mo ago

Nutravita NAC N-Acetyl-Cysteine 600mg - 150 Vegan Capsules - 5 Months Supply NAC Supplement with Zinc & Selenium - High Bioavailability N Acetyl Cysteine - Made in The UK

Nutravita£9.904,446 rev

2mo ago

NAC N-Acetyl-Cysteine 600mg 300 Softgels NAC Supplement with NAD+ & MCT Oil | N-Acetyl Cysteine with Coconut Oil Vegetarian Capsules for Antioxidant Supports Liver & Energy Non-GMO Gluten Free

NVXNMSD£15.046 rev

3mo ago

What buyers say about nac600 & nad daily complex

What buyers praise and complain about, mined from review topics.

What buyers love

Quality-Overall13%

“Good product; Arrived in very good condition, happy about quality and price, thank you Amazon”

Value For Money11%

“Good value”

Ease Of Chewing/Swallowing6%

“They are easy to use and swallow with a glass of water and I think the soft gel shape helps”

Nutritional Content6%

“Great Supplement Addition”

Energy Level5%

“as it provides a nice boost to my energy levels”

Dosage5%

“the dosage is clear”

Ease Of Use5%

“easy to use”

Vitamin5%

“Good supplement”

Side Effects3%

“Feeling better already after just 2 days”

Breathability3%

“Breath better”

What buyers complain about

Smell18%

“Horrible smell”

Dosage9%

“that would be a huge 2400mg dose”

Advertised Vs Actual Product4%

“Misleading packaging and text”

Acid Regulator/Stomach Ache Relief4%

“I was very bloated with a constant sick feeling in my stomach”

Value For Money4%

“Waste of money”

Taste-Overall3%

“This supplement has an unpleasant taste”

Side Effects2%

“Side effects”

Size-Overall2%

“Capsules are quite large”

Weight Loss2%

“Works ok dont see so much difference in my weight or belly”

Skin Health2%

“Not noticed a difference with my skin yet”

Common questions

Is nac600 & nad daily complex profitable to sell on Amazon United Kingdom?: The niche generates £24K/yr across 18 tracked products. 3 of 14 products launched in the last 360 days are still selling. 90-day search growth is +152.1%. Flapen's verdict: Worth a look (60/100).
How competitive is the nac600 & nad daily complex niche?: 16 brands and 17 sellers compete. The top 5 products take 64% of clicks and top 5 brands hold 66% of demand.
What do buyers complain about in nac600 & nad daily complex?: Top complaints mined from reviews: Smell, Dosage, Advertised Vs Actual Product. The return rate is 0.0%.
What does it cost to enter the nac600 & nad daily complex niche?: Listings span £5.83–£16.82; the average listing price is £12.70 (sweet spot $15–$100). The average incumbent carries 503 reviews — the moat a new listing must climb.