G: “Low-sodium salt” isn’t just less salty table salt — it’s a blend.
Here’s the breakdown:

What it is

Ordinary salt = sodium chloride (NaCl)
Low-sodium salt = part sodium chloride, part potassium chloride (KCl) — sometimes with magnesium salts or anti-caking agents added.

By replacing some sodium with potassium, it lowers sodium intake while keeping a similar salty taste. The trade-off is a faint metallic or bitter note from the potassium.

Why it’s not “musk salt”

“Musk salt” (assuming you meant mineral, rock, or Himalayan salt — not a typo?) is still mostly sodium chloride, around 95–98%. The trace minerals make negligible difference nutritionally.
So, whether it’s sea salt, kosher, pink, or “musk,” they all deliver almost the same sodium load per gram.

Bottom line

Low-sodium salt = chemically altered mixture designed to cut sodium
“Musk” or fancy salts = marketing variations of regular salt with trace minerals and the same sodium content.

If you literally meant “musk” as in perfume-derived musk salt (used in some bath products), that’s not edible at all — totally different substance.

G: Got it — “less salt,” not “musk.”

Here’s the simple difference:

• Low-sodium salt = chemically partly replaced sodium chloride (NaCl) with potassium chloride (KCl).
• Using less salt = just reducing the amount of sodium chloride you eat.

They’re not equivalent because:

1. Chemical content:
   Low-sodium salt still tastes salty but delivers less sodium per gram due to substitution with potassium. Using less regular salt just means less sodium overall — no substitution.

2. Taste and adaptation:
   Potassium chloride keeps the saltiness, but with a slight metallic or bitter edge. Cutting down ordinary salt requires your taste buds to adjust instead.

3. Health context:
   Low-sodium salt can help people who want to reduce sodium without losing flavor — but it’s not safe for everyone (e.g., kidney disease or people on potassium-sparing meds).
   Using less salt, on the other hand, is universally safe.

So:
→ Low-sodium salt = engineered workaround.
→ Less salt = natural discipline.

G: Yes — there are a few, depending on how and why you use it.

1. Potassium overload

Low-sodium salts replace sodium with potassium chloride, and excess potassium can be dangerous if:

• you have kidney problems,
• you take ACE inhibitors, ARBs, or potassium-sparing diuretics,
• or you have heart rhythm disorders.
  In those cases, potassium can build up and cause arrhythmias or even cardiac arrest.

2. Taste issues

The metallic/bitter aftertaste from potassium chloride becomes noticeable in foods with subtle flavors (e.g., eggs, soups). It’s less obvious in bold or spicy dishes but can ruin delicate ones.

3. Culinary performance

Potassium chloride:

• doesn’t preserve as well (so it’s poor for pickling or curing),
• sometimes alters texture in baked goods,
• and reacts differently with yeast or proteins, changing rise and browning slightly.

4. Label confusion

“Low-sodium,” “lite salt,” and “salt substitute” can all mean different sodium/potassium ratios. Some still contain 40–70% sodium, so you need to check the label.

5. Hidden potassium elsewhere

If you also drink electrolyte drinks, use potassium-fortified supplements, or eat lots of bananas/avocados, you can end up with more potassium than intended.

Summary:
Low-sodium salt is safe for most healthy people, but not a free pass. It’s best used sparingly and avoided if you have kidney or heart issues or take potassium-affecting meds. Otherwise, it’s fine as long as you keep an eye on total intake and expect the taste to differ slightly.