Best Betaine HCl Supplements 2026: Cost per Effective Dose
Top pick for Betaine HCl: Nutricost Betaine HCl + Pepsin 790mg (240ct) — 790mg blend (betaine HCl + pepsin) per 1 capsule, with a protein-containing meal, None claimed, $0.07/day.
All Betaine HCl Supplements Compared
| Product | Brand | Dose / Serving | Cost / Day | Certification (as labelled) | Pick | Buy |
|---|---|---|---|---|---|---|
| Nutricost Betaine HCl + Pepsin 790mg (240ct) | Nutricost | 790mg blend (betaine HCl + pepsin) / 1 capsule, with a protein-containing meal | $0.07 | None claimed | Buy | |
| NOW Foods Betaine HCl 648mg, Vegetarian Formula (120ct) | NOW Foods | 648mg betaine HCl / 1 veg capsule, with a protein-containing meal | $0.11 | None claimed | Buy | |
| Doctor's Best Betaine HCl Pepsin & Gentian Bitters (120ct) | Doctor's Best | 1 capsule, with a protein-containing meal (amount not stated) | $0.12 | None claimed | Buy | |
| Solaray High Potency Betaine HCl with Pepsin (100ct) | Solaray | 1 VegCap, with a protein-containing meal (amount not stated) | $0.15 | None claimed | Buy | |
| Thorne Betaine HCl & Pepsin (225ct) | Thorne | 1 capsule, with a protein-containing meal (amount not stated) | $0.21 | NSF Certified for Sport (per brand positioning) | Buy | |
| BIOptimizers HCL Breakthrough, Pepsin-Free (90ct) | BIOptimizers | 1 capsule, with a protein-containing meal (amount not stated) | $0.31 | None claimed | Buy |
Registry check · Betaine HCl
Does anyone independently verify Betaine HCl supplements?
We did not find these products in the NSF, USP or Informed Sport registries. 1 display a named mark we could not find in the matching registry. A factory-level claim such as “cGMP” audits the plant, not the Betaine HCl bottle you would actually receive.
The 6 products on this page checked against all 5,317 US NSF, USP and Informed Sport listings, 2026-08-25. Full method and limitations.
What Betaine HCl labels show
Priced per day, these betaine HCl products run $0.07 to $0.31 — a 4.4× gap between the cheapest and dearest betaine HCl here, across 6 brands.
In-Depth Betaine HCl Guides
Go deeper on betaine HCl — by goal, by form, and what the evidence actually supports:
Our Picks
Lowest Cost: Nutricost Betaine HCl + Pepsin 790mg (240ct)
790mg blend (betaine HCl + pepsin) per 1 capsule, with a protein-containing meal. None claimed. $0.07/day. 240 servings per container at $16.95.
The shelf · Betaine HCl
The Betaine HCl shelf is unusually consistent
Across 6 products from 6 brands, the cheapest day is Nutricost Betaine HCl + Pepsin 790mg (240ct) at $0.07 and the priciest is BIOptimizers HCL Breakthrough, Pepsin-Free (90ct) at $0.31, a gap of 4.4×. With prices this close, which of these Betaine HCl products has been independently checked matters more than the price.
Method: the 6 Betaine HCl products above, compared on label facts, serving size, servings per container, form, price. Not a dosing recommendation.
How these 6 Betaine HCl products were ranked
Not one of these 6 betaine HCl products could be confirmed in the NSF, USP or Informed Sport registries, so verification separates none of them and the ranking falls to cost per day at the labelled serving. Commission does not enter it: the rate is the same whichever betaine HCl you buy. Full methodology.